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:
Irish Air Corps
Table title:
Current inventory
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Aircraft </th><th colspan=1 rowspan=1 > Origin </th><th colspan=1 rowspan=1 > Type </th><th colspan=1 rowspan=1 > Variant </th><th colspan=1 rowspan=1 > In service </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <th colspan=7 rowspan=1 > Maritime patrol </th></tr>
<tr> <td colspan=1 rowspan=1 > CASA CN-235 </td><td colspan=1 rowspan=1 > Spain </td><td colspan=1 rowspan=1 > maritime patrol </td><td colspan=1 rowspan=1 > MPA 100 </td><td colspan=1 rowspan=1 > 2 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <th colspan=7 rowspan=1 > Transport </th></tr>
<tr> <td colspan=1 rowspan=1 > Learjet 45 </td><td colspan=1 rowspan=1 > United States </td><td colspan=1 rowspan=1 > VIP / air ambulance </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 1 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <th colspan=7 rowspan=1 > Surveillance </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Britten-Norman Defender </td><td colspan=1 rowspan=1 > United Kingdom </td><td colspan=1 rowspan=1 > police air support </td><td colspan=1 rowspan=1 > Defender 4000 </td><td class="highlighted"  colspan=1 rowspan=1 > 1 </td><td class="highlighted"  colspan=1 rowspan=1 > flown for the Garda Air Support Unit (GASU) </td></tr>
<tr> <td colspan=1 rowspan=1 > Cessna Reims FR172 H </td><td colspan=1 rowspan=1 > France </td><td colspan=1 rowspan=1 > surveillance / utility </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 5 </td><td colspan=1 rowspan=1 > based on the Cessna 172 </td></tr>
<tr> <th class="highlighted"  colspan=7 rowspan=1 > Helicopters </th></tr>
<tr> <td colspan=1 rowspan=1 > AgustaWestland AW139 </td><td colspan=1 rowspan=1 > Italy </td><td colspan=1 rowspan=1 > utility </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 6 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Eurocopter EC135 </td><td colspan=1 rowspan=1 > France </td><td colspan=1 rowspan=1 > utility </td><td class="highlighted"  colspan=1 rowspan=1 > EC135 P2+/T2 </td><td colspan=1 rowspan=1 > 4 </td><td class="highlighted"  colspan=1 rowspan=1 > two P2+s are flown for military purposes, with two T2s for the GASU </td></tr>
<tr> <th colspan=7 rowspan=1 > Trainer </th></tr>
<tr> <td colspan=1 rowspan=1 > Pilatus PC-9 </td><td colspan=1 rowspan=1 > Switzerland </td><td colspan=1 rowspan=1 > advanced trainer / CAS </td><td colspan=1 rowspan=1 > PC-9M </td><td colspan=1 rowspan=1 > 8 </td><td colspan=1 rowspan=1 > armament option include heavy machine gun or rocket pods. </td></tr>
</table>
Question:
What aircraft does the Irish Air Corps operate with ?
Answer:
The Irish Air Corps, operates two Eurocopter EC135 T2 helicopters and a Britten-Norman Defender aircraft for the Garda Air Support.