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:
Viktor Gruzenkin
Table title:
Personal bests
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Event </th><th colspan=1 rowspan=1 > Performance </th><th colspan=1 rowspan=1 > Location </th><th colspan=1 rowspan=1 > Date </th></tr>
<tr> <td colspan=1 rowspan=1 > 100 metres </td><td colspan=1 rowspan=1 > 10.92 (+0.7) </td><td colspan=1 rowspan=1 > Kiev </td><td colspan=1 rowspan=1 > June 21, 1984 </td></tr>
<tr> <td colspan=1 rowspan=1 > Long jump </td><td colspan=1 rowspan=1 > 7.67 m (25 ft 1 3⁄4 in) (-0.2) </td><td colspan=1 rowspan=1 > Kiev </td><td colspan=1 rowspan=1 > June 21, 1984 </td></tr>
<tr> <td colspan=1 rowspan=1 > Shot put </td><td colspan=1 rowspan=1 > 15.98 m (52 ft 5 in) </td><td colspan=1 rowspan=1 > Kiev </td><td colspan=1 rowspan=1 > June 21, 1984 </td></tr>
<tr> <td colspan=1 rowspan=1 > High jump </td><td colspan=1 rowspan=1 > 2.09 m (6 ft 10 1⁄4 in) </td><td colspan=1 rowspan=1 > Moscow </td><td colspan=1 rowspan=1 > June 18, 1983 </td></tr>
<tr> <td colspan=1 rowspan=1 > 400 metres </td><td colspan=1 rowspan=1 > 50.06 </td><td colspan=1 rowspan=1 > Kiev </td><td colspan=1 rowspan=1 > June 21, 1984 </td></tr>
<tr> <td colspan=1 rowspan=1 > 110 metres hurdles </td><td colspan=1 rowspan=1 > 14.65 (+0.3) </td><td colspan=1 rowspan=1 > Kiev </td><td colspan=1 rowspan=1 > June 22, 1984 </td></tr>
<tr> <td colspan=1 rowspan=1 > Discus throw </td><td colspan=1 rowspan=1 > 47.06 m (154 ft 4 3⁄4 in) </td><td colspan=1 rowspan=1 > Moscow </td><td colspan=1 rowspan=1 > June 19, 1983 </td></tr>
<tr> <td colspan=1 rowspan=1 > Pole vault </td><td colspan=1 rowspan=1 > 4.80 m (15 ft 8 3⁄4 in) </td><td colspan=1 rowspan=1 > Moscow </td><td colspan=1 rowspan=1 > June 19, 1983 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1500 metres </td><td colspan=1 rowspan=1 > 4:40.49 </td><td colspan=1 rowspan=1 > Moscow </td><td colspan=1 rowspan=1 > June 19, 1983 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Decathlon </td><td class="highlighted"  colspan=1 rowspan=1 > 8356 </td><td class="highlighted"  colspan=1 rowspan=1 > Kiev </td><td class="highlighted"  colspan=1 rowspan=1 > June 21–22, 1984 </td></tr>
</table>
Question:
What is Viktor Gruzenkin's personal record in the decathlon, and where and when did he set it?
Answer:
Viktor Gruzenkin's personal record in the decathlon is 8356 points, set in Kiev in 1984.