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:
2019 Tristan da Cunha general election
Table title:
Chief Islander
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Candidate </th><th colspan=1 rowspan=1 > Votes </th><th colspan=1 rowspan=1 > % </th></tr>
<tr> <td colspan=1 rowspan=1 > James Glass </td><td colspan=1 rowspan=1 > 88 </td><td colspan=1 rowspan=1 > 62.9 </td></tr>
<tr> <td colspan=1 rowspan=1 > Ian Lavarello </td><td colspan=1 rowspan=1 > 52 </td><td colspan=1 rowspan=1 > 37.1 </td></tr>
<tr> <td colspan=1 rowspan=1 > Invalid/blank votes </td><td colspan=1 rowspan=1 > 18 </td><td colspan=1 rowspan=1 > – </td></tr>
<tr> <td colspan=1 rowspan=1 > Total </td><td class="highlighted"  colspan=1 rowspan=1 > 158 </td><td colspan=1 rowspan=1 > 100 </td></tr>
<tr> <td colspan=1 rowspan=1 > Registered voters/turnout </td><td class="highlighted"  colspan=1 rowspan=1 > 213 </td><td colspan=1 rowspan=1 > 74.2 </td></tr>
<tr> <td colspan=3 rowspan=1 > Source: Government News </td></tr>
</table>
Question:
How many registered voters were there in the 2019 Tristan da Cunha general election for Chief Islander, and how many of them actually voted?
Answer:
Of the 213 registered voters, 158 cast a vote.