From 74789093288f0bd9a5eb33365d36ca398792d630 Mon Sep 17 00:00:00 2001
From: "release-please[bot]"
 <55107282+release-please[bot]@users.noreply.github.com>
Date: Thu, 23 Jun 2022 15:36:52 +0000
Subject: [PATCH] chore(main): release 2.5.2

---
 CHANGELOG.md                                  |  7 +++++++
 google-cloud-document-ai-bom/pom.xml          | 20 +++++++++----------
 google-cloud-document-ai/pom.xml              |  4 ++--
 grpc-google-cloud-document-ai-v1/pom.xml      |  4 ++--
 grpc-google-cloud-document-ai-v1beta1/pom.xml |  4 ++--
 grpc-google-cloud-document-ai-v1beta2/pom.xml |  4 ++--
 grpc-google-cloud-document-ai-v1beta3/pom.xml |  4 ++--
 pom.xml                                       | 20 +++++++++----------
 proto-google-cloud-document-ai-v1/pom.xml     |  4 ++--
 .../pom.xml                                   |  4 ++--
 .../pom.xml                                   |  4 ++--
 .../pom.xml                                   |  4 ++--
 versions.txt                                  | 18 ++++++++---------
 13 files changed, 54 insertions(+), 47 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index b6ccfa5c..469f4e82 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.5.2](https://github.com/googleapis/java-document-ai/compare/v2.5.1...v2.5.2) (2022-06-23)
+
+
+### Dependencies
+
+* update dependency com.google.cloud:google-cloud-shared-dependencies to v2.13.0 ([#839](https://github.com/googleapis/java-document-ai/issues/839)) ([6ba683e](https://github.com/googleapis/java-document-ai/commit/6ba683ef5dcf4c2df608dc21661677b6f884ae6b))
+
 ## [2.5.1](https://github.com/googleapis/java-document-ai/compare/v2.5.0...v2.5.1) (2022-06-07)
 
 
diff --git a/google-cloud-document-ai-bom/pom.xml b/google-cloud-document-ai-bom/pom.xml
index c506e524..92cfc325 100644
--- a/google-cloud-document-ai-bom/pom.xml
+++ b/google-cloud-document-ai-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-document-ai-bom</artifactId>
-  <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+  <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -50,47 +50,47 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-document-ai</artifactId>
-        <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-document-ai:current} -->
+        <version>2.5.2</version><!-- {x-version-update:google-cloud-document-ai:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta1</artifactId>
-        <version>0.17.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
+        <version>0.17.2</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta2</artifactId>
-        <version>0.17.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
+        <version>0.17.2</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta3</artifactId>
-        <version>0.17.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
+        <version>0.17.2</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1</artifactId>
-        <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1:current} -->
+        <version>2.5.2</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta1</artifactId>
-        <version>0.17.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
+        <version>0.17.2</version><!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta2</artifactId>
-        <version>0.17.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
+        <version>0.17.2</version><!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta3</artifactId>
-        <version>0.17.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
+        <version>0.17.2</version><!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1</artifactId>
-        <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-document-ai-v1:current} -->
+        <version>2.5.2</version><!-- {x-version-update:proto-google-cloud-document-ai-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-document-ai/pom.xml b/google-cloud-document-ai/pom.xml
index 7c005c88..849fc784 100644
--- a/google-cloud-document-ai/pom.xml
+++ b/google-cloud-document-ai/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-document-ai</artifactId>
-  <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+  <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Document AI</name>
   <url>https://github.com/googleapis/java-document-ai</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-document-ai</site.installationModule>
diff --git a/grpc-google-cloud-document-ai-v1/pom.xml b/grpc-google-cloud-document-ai-v1/pom.xml
index 48191f8b..50743629 100644
--- a/grpc-google-cloud-document-ai-v1/pom.xml
+++ b/grpc-google-cloud-document-ai-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-document-ai-v1</artifactId>
-  <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1:current} -->
+  <version>2.5.2</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1:current} -->
   <name>grpc-google-cloud-document-ai-v1</name>
   <description>GRPC library for google-cloud-document-ai</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version><!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-document-ai-v1beta1/pom.xml b/grpc-google-cloud-document-ai-v1beta1/pom.xml
index eff20714..106fc5ce 100644
--- a/grpc-google-cloud-document-ai-v1beta1/pom.xml
+++ b/grpc-google-cloud-document-ai-v1beta1/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-document-ai-v1beta1</artifactId>
-  <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
+  <version>0.17.2</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
   <name>grpc-google-cloud-document-ai-v1beta1</name>
   <description>GRPC library for grpc-google-cloud-document-ai-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-document-ai-v1beta2/pom.xml b/grpc-google-cloud-document-ai-v1beta2/pom.xml
index ed581281..164b6a91 100644
--- a/grpc-google-cloud-document-ai-v1beta2/pom.xml
+++ b/grpc-google-cloud-document-ai-v1beta2/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-document-ai-v1beta2</artifactId>
-  <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
+  <version>0.17.2</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
   <name>grpc-google-cloud-document-ai-v1beta2</name>
   <description>GRPC library for grpc-google-cloud-document-ai-v1beta2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-document-ai-v1beta3/pom.xml b/grpc-google-cloud-document-ai-v1beta3/pom.xml
index a2d40179..05f1862d 100644
--- a/grpc-google-cloud-document-ai-v1beta3/pom.xml
+++ b/grpc-google-cloud-document-ai-v1beta3/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-document-ai-v1beta3</artifactId>
-  <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
+  <version>0.17.2</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
   <name>grpc-google-cloud-document-ai-v1beta3</name>
   <description>GRPC library for grpc-google-cloud-document-ai-v1beta3</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index c557ad8f..ddb71238 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-document-ai-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+  <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   <name>Google Cloud Document AI Parent</name>
   <url>https://github.com/googleapis/java-document-ai</url>
   <description>
@@ -61,47 +61,47 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta1</artifactId>
-        <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
+        <version>0.17.2</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1</artifactId>
-        <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-document-ai-v1:current} -->
+        <version>2.5.2</version><!-- {x-version-update:proto-google-cloud-document-ai-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1</artifactId>
-        <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1:current} -->
+        <version>2.5.2</version><!-- {x-version-update:grpc-google-cloud-document-ai-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-document-ai</artifactId>
-        <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-document-ai:current} -->
+        <version>2.5.2</version><!-- {x-version-update:google-cloud-document-ai:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta2</artifactId>
-        <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
+        <version>0.17.2</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta3</artifactId>
-        <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
+        <version>0.17.2</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta1</artifactId>
-        <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
+        <version>0.17.2</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta2</artifactId>
-        <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
+        <version>0.17.2</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta3</artifactId>
-        <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
+        <version>0.17.2</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-document-ai-v1/pom.xml b/proto-google-cloud-document-ai-v1/pom.xml
index 6e73be96..683188ba 100644
--- a/proto-google-cloud-document-ai-v1/pom.xml
+++ b/proto-google-cloud-document-ai-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-document-ai-v1</artifactId>
-  <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-document-ai-v1:current} -->
+  <version>2.5.2</version><!-- {x-version-update:proto-google-cloud-document-ai-v1:current} -->
   <name>proto-google-cloud-document-ai-v1</name>
   <description>Proto library for google-cloud-document-ai</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version><!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version><!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-document-ai-v1beta1/pom.xml b/proto-google-cloud-document-ai-v1beta1/pom.xml
index 4e3374be..3b8ce444 100644
--- a/proto-google-cloud-document-ai-v1beta1/pom.xml
+++ b/proto-google-cloud-document-ai-v1beta1/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-document-ai-v1beta1</artifactId>
-  <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
+  <version>0.17.2</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
   <name>proto-google-cloud-document-ai-v1beta1</name>
   <description>PROTO library for proto-google-cloud-document-ai-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-document-ai-v1beta2/pom.xml b/proto-google-cloud-document-ai-v1beta2/pom.xml
index e5906006..47363971 100644
--- a/proto-google-cloud-document-ai-v1beta2/pom.xml
+++ b/proto-google-cloud-document-ai-v1beta2/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-document-ai-v1beta2</artifactId>
-  <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
+  <version>0.17.2</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
   <name>proto-google-cloud-document-ai-v1beta2</name>
   <description>PROTO library for proto-google-cloud-document-ai-v1beta2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-document-ai-v1beta3/pom.xml b/proto-google-cloud-document-ai-v1beta3/pom.xml
index 35fc7fe5..d170075c 100644
--- a/proto-google-cloud-document-ai-v1beta3/pom.xml
+++ b/proto-google-cloud-document-ai-v1beta3/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-document-ai-v1beta3</artifactId>
-  <version>0.17.2-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
+  <version>0.17.2</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
   <name>proto-google-cloud-document-ai-v1beta3</name>
   <description>PROTO library for proto-google-cloud-document-ai-v1beta3</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>2.5.2-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>2.5.2</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index 6881f210..41f08781 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,12 +1,12 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-document-ai:2.5.1:2.5.2-SNAPSHOT
-grpc-google-cloud-document-ai-v1beta1:0.17.1:0.17.2-SNAPSHOT
-grpc-google-cloud-document-ai-v1beta2:0.17.1:0.17.2-SNAPSHOT
-grpc-google-cloud-document-ai-v1beta3:0.17.1:0.17.2-SNAPSHOT
-grpc-google-cloud-document-ai-v1:2.5.1:2.5.2-SNAPSHOT
-proto-google-cloud-document-ai-v1beta1:0.17.1:0.17.2-SNAPSHOT
-proto-google-cloud-document-ai-v1beta2:0.17.1:0.17.2-SNAPSHOT
-proto-google-cloud-document-ai-v1beta3:0.17.1:0.17.2-SNAPSHOT
-proto-google-cloud-document-ai-v1:2.5.1:2.5.2-SNAPSHOT
+google-cloud-document-ai:2.5.2:2.5.2
+grpc-google-cloud-document-ai-v1beta1:0.17.2:0.17.2
+grpc-google-cloud-document-ai-v1beta2:0.17.2:0.17.2
+grpc-google-cloud-document-ai-v1beta3:0.17.2:0.17.2
+grpc-google-cloud-document-ai-v1:2.5.2:2.5.2
+proto-google-cloud-document-ai-v1beta1:0.17.2:0.17.2
+proto-google-cloud-document-ai-v1beta2:0.17.2:0.17.2
+proto-google-cloud-document-ai-v1beta3:0.17.2:0.17.2
+proto-google-cloud-document-ai-v1:2.5.2:2.5.2