Layout Issue (question width = %)

[mikeamelin]

{
"pages": [
{
"name": "page1",
"elements": [
{
"type": "panel",
"name": "panel1",
"elements": [
{
"type": "text",
"name": "question1",
"width": "33%",
"minWidth": "33",
"maxWidth": "33"
},
{
"type": "text",
"name": "question2",
"startWithNewLine": false
},
{
"type": "text",
"name": "question5"
},
{
"type": "text",
"name": "question3",
"startWithNewLine": false
},
{
"type": "text",
"name": "question4",
"startWithNewLine": false
},
{
"type": "text",
"name": "question9",
"width": "67%",
"minWidth": "67",
"maxWidth": "67"
},
{
"type": "text",
"name": "question8",
"startWithNewLine": false
}
]
}
]
}
],
"showQuestionNumbers": "off"
}