Fixed non-empty state dict for a few metrics

[SkafteNicki]

What does this PR do?

Fixes #1010

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• Did you make sure to update the docs?
• Did you write any new necessary tests?

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[codecov]

Codecov Report

Merging #1012 (1d9bc36) into master (65ea713) will decrease coverage by 0%.
The diff coverage is 100%.

@@          Coverage Diff           @@
##           master   #1012   +/-   ##
======================================
- Coverage      95%     95%   -0%     
======================================
  Files         180     180           
  Lines        7668    7666    -2     
======================================
- Hits         7278    7276    -2     
  Misses        390     390           

[Borda]

@SkafteNicki seems like something went wrong... :/