Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
1970 Moroccan constitutional referendum
Table title:
Results
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Choice </th><th colspan=1 rowspan=1 > Votes </th><th colspan=1 rowspan=1 > % </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > For </td><td colspan=1 rowspan=1 > 4,424,393 </td><td class="highlighted"  colspan=1 rowspan=1 > 98.8 </td></tr>
<tr> <td colspan=1 rowspan=1 > Against </td><td colspan=1 rowspan=1 > 55,342 </td><td colspan=1 rowspan=1 > 1.2 </td></tr>
<tr> <td colspan=1 rowspan=1 > Invalid/blank votes </td><td colspan=1 rowspan=1 > 36,008 </td><td colspan=1 rowspan=1 > − </td></tr>
<tr> <td colspan=1 rowspan=1 > Total </td><td colspan=1 rowspan=1 > 4,515,743 </td><td colspan=1 rowspan=1 > 100 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Registered voters/turnout </td><td colspan=1 rowspan=1 > 4,847,310 </td><td class="highlighted"  colspan=1 rowspan=1 > 93.2 </td></tr>
<tr> <td colspan=3 rowspan=1 > Source: Nohlen et al. </td></tr>
</table>
Question:
How well did the 1970 Moroccan constitutional referendum do in the vote and how good was the voter turnout?
Answer:
The 1970 Moroccan constitutional referendum was approved by 98.8% of voters, with a 93.2% turnout.