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:
South London
Table title:
List of boroughs
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 >  </th><th colspan=1 rowspan=1 > London borough </th><th colspan=1 rowspan=1 > Postcode areas </th><th colspan=1 rowspan=1 > 2008 sub-region </th><th colspan=1 rowspan=1 > London Assembly </th></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Bexley </td><td colspan=1 rowspan=1 > DA, SE </td><td class="highlighted"  colspan=1 rowspan=1 > South East </td><td colspan=1 rowspan=1 > Bexley and Bromley </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Bromley </td><td colspan=1 rowspan=1 > BR, DA, SE, TN, CR </td><td class="highlighted"  colspan=1 rowspan=1 > South East </td><td colspan=1 rowspan=1 > Bexley and Bromley </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Croydon </td><td colspan=1 rowspan=1 > CR, SE, SW, BR </td><td class="highlighted"  colspan=1 rowspan=1 > South West </td><td colspan=1 rowspan=1 > Croydon and Sutton </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Greenwich </td><td colspan=1 rowspan=1 > SE, DA, BR </td><td class="highlighted"  colspan=1 rowspan=1 > South East </td><td colspan=1 rowspan=1 > Greenwich and Lewisham </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Kingston </td><td colspan=1 rowspan=1 > KT, SW, TW </td><td class="highlighted"  colspan=1 rowspan=1 > South West </td><td colspan=1 rowspan=1 > South West </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Lambeth </td><td colspan=1 rowspan=1 > SE, SW </td><td class="highlighted"  colspan=1 rowspan=1 > South West </td><td colspan=1 rowspan=1 > Lambeth and Southwark </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Lewisham </td><td colspan=1 rowspan=1 > SE, BR </td><td class="highlighted"  colspan=1 rowspan=1 > South East </td><td colspan=1 rowspan=1 > Greenwich and Lewisham </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Merton </td><td colspan=1 rowspan=1 > CR, KT, SM, SW </td><td class="highlighted"  colspan=1 rowspan=1 > South West </td><td colspan=1 rowspan=1 > Merton and Wandsworth </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Richmond (part) </td><td colspan=1 rowspan=1 > SW, TW </td><td class="highlighted"  colspan=1 rowspan=1 > South West </td><td colspan=1 rowspan=1 > South West </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Southwark </td><td colspan=1 rowspan=1 > SE </td><td class="highlighted"  colspan=1 rowspan=1 > South East </td><td colspan=1 rowspan=1 > Lambeth and Southwark </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Sutton </td><td colspan=1 rowspan=1 > CR, KT, SM </td><td class="highlighted"  colspan=1 rowspan=1 > South West </td><td colspan=1 rowspan=1 > Croydon and Sutton </td></tr>
<tr> <td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > Wandsworth </td><td colspan=1 rowspan=1 > SW </td><td class="highlighted"  colspan=1 rowspan=1 > South West </td><td colspan=1 rowspan=1 > Merton and Wandsworth </td></tr>
</table>
Question:
What are the boroughs of London and what sub-regions are they in?
Answer:
South East sub-region consisting of Southwark, Lewisham, Greenwich, Bexley and Bromley and a South West sub-region consisting of Croydon, Kingston, Lambeth, Merton, Sutton, Richmond and Wandsworth.