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:
Air Greenland
Table title:
Management and structure
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Shareholder </th><th colspan=1 rowspan=1 > Type of shareholder </th><th colspan=1 rowspan=1 > Nationality </th><th colspan=1 rowspan=1 > Ownership </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Scandinavian Airlines System Aktiebolag </td><td colspan=1 rowspan=1 > Airline holding company </td><td colspan=1 rowspan=1 > Denmark Norway Sweden </td><td class="highlighted"  colspan=1 rowspan=1 > 37.5% </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > The Greenlandic Government </td><td colspan=1 rowspan=1 > Government </td><td colspan=1 rowspan=1 > Greenland Greenland </td><td class="highlighted"  colspan=1 rowspan=1 > 37.5% </td></tr>
<tr> <td colspan=1 rowspan=1 > The Danish Government </td><td colspan=1 rowspan=1 > Government </td><td colspan=1 rowspan=1 > Kingdom of Denmark </td><td colspan=1 rowspan=1 > 25% </td></tr>
<tr> <td colspan=1 rowspan=1 > Source: </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
Who are the largest shareholders of the Air Greenland airline?
Answer:
The Greenlandic Government and the SAS Group are the largest shareholders of the Air Greenland airline, owning a 37.5% stake each.