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:
I'm Your Baby Tonight
Table title:
Recording Industry Association of America (RIAA) Awards
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Date </th><th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Format(s) </th><th colspan=1 rowspan=1 > Award description(s) </th><th colspan=1 rowspan=1 > Result(s) </th></tr>
<tr> <td colspan=1 rowspan=1 > 1990 </td><td colspan=1 rowspan=1 > November 27 </td><td colspan=1 rowspan=1 > "I'm Your Baby Tonight" </td><td colspan=1 rowspan=1 > Single </td><td colspan=1 rowspan=1 > Gold </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=5 > 1991 </td><td colspan=1 rowspan=3 > January 15 </td><td colspan=1 rowspan=1 > I'm Your Baby Tonight </td><td colspan=1 rowspan=1 > Album </td><td colspan=1 rowspan=1 > Gold </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > I'm Your Baby Tonight </td><td colspan=1 rowspan=1 > Album </td><td colspan=1 rowspan=1 > Platinum </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > I'm Your Baby Tonight </td><td colspan=1 rowspan=1 > Album </td><td colspan=1 rowspan=1 > 2× Multi-Platinum </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > March 21 </td><td class="highlighted"  colspan=1 rowspan=1 > "All the Man That I Need" </td><td colspan=1 rowspan=1 > Single </td><td class="highlighted"  colspan=1 rowspan=1 > Gold </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > May 2 </td><td colspan=1 rowspan=1 > I'm Your Baby Tonight </td><td colspan=1 rowspan=1 > Album </td><td colspan=1 rowspan=1 > 3× Multi-Platinum </td><td colspan=1 rowspan=1 > Won </td></tr>
<tr> <td colspan=1 rowspan=1 > 1995 </td><td colspan=1 rowspan=1 > April 5 </td><td colspan=1 rowspan=1 > I'm Your Baby Tonight </td><td colspan=1 rowspan=1 > Album </td><td colspan=1 rowspan=1 > 4× Multi-Platinum </td><td colspan=1 rowspan=1 > Won </td></tr>
</table>
Question:
Which ceremony certified "All the Man That I Need" the Gold award on March 21 of which year?
Answer:
The RIAA certified "All the Man That I Need" Gold on March 21, 1991.