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:
Yevgeny Grishin (speed skater)
Table title:
World records
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Discipline </th><th colspan=1 rowspan=1 > Time </th><th colspan=1 rowspan=1 > Date </th><th colspan=1 rowspan=1 > Location </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1500 m </td><td colspan=1 rowspan=1 > 2:09.8 </td><td colspan=1 rowspan=1 > 10 January 1955 </td><td colspan=1 rowspan=1 > Medeo </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1000 m </td><td class="highlighted"  colspan=1 rowspan=1 > 1:22.8 </td><td colspan=1 rowspan=1 > 12 January 1955 </td><td colspan=1 rowspan=1 > Medeo </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 500 m </td><td colspan=1 rowspan=1 > 40.2 </td><td colspan=1 rowspan=1 > 22 January 1956 </td><td colspan=1 rowspan=1 > Misurina </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 500 m </td><td colspan=1 rowspan=1 > 40.2 </td><td colspan=1 rowspan=1 > 28 January 1956 </td><td colspan=1 rowspan=1 > Misurina </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1500 m </td><td colspan=1 rowspan=1 > 2:08.6 </td><td colspan=1 rowspan=1 > 30 January 1956 </td><td colspan=1 rowspan=1 > Misurina </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 500 m </td><td colspan=1 rowspan=1 > 39.6 </td><td colspan=1 rowspan=1 > 27 January 1963 </td><td colspan=1 rowspan=1 > Medeo </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 500 m </td><td colspan=1 rowspan=1 > 39.5 </td><td colspan=1 rowspan=1 > 28 January 1963 </td><td colspan=1 rowspan=1 > Medeo </td></tr>
</table>
Question:
How many world records did Grishin set and what time did he achieve in the 1000m?
Answer:
Over the course of his career Grishin set seven world records, with 1:22.8 time in 1000 m.