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:
Helsinki Airport
Table title:
Runways
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Number </th><th colspan=1 rowspan=1 > Runway direction/code </th><th colspan=1 rowspan=1 > Length (in metres and feet) </th><th colspan=1 rowspan=1 > ILS </th><th colspan=1 rowspan=1 > Surface </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1 </td><td colspan=1 rowspan=1 > 04R/22L </td><td class="highlighted"  colspan=1 rowspan=1 > 3,500 m 11,483 ft </td><td colspan=1 rowspan=1 > Cat. II (both directions) </td><td colspan=1 rowspan=1 > Asphalt </td><td colspan=1 rowspan=1 > The first runway at the airport </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2 </td><td colspan=1 rowspan=1 > 15/33 </td><td class="highlighted"  colspan=1 rowspan=1 > 2,901 m 9,518 ft </td><td colspan=1 rowspan=1 > Cat. I (15) </td><td colspan=1 rowspan=1 > Asphalt </td><td colspan=1 rowspan=1 > 15 used for propeller and low visibility departures. 33 only used during strong winds from NW. </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > 04L/22R </td><td class="highlighted"  colspan=1 rowspan=1 > 3,060 m 10,039 ft </td><td colspan=1 rowspan=1 > Cat. III (04L) </td><td colspan=1 rowspan=1 > Asphalt </td><td colspan=1 rowspan=1 > Inaugurated on 28 November 2002 </td></tr>
</table>
Question:
What are the lengths of the Helsinki Airport runways?
Answer:
Runway 1 is 3,500 metres (11,483 ft), Runway 2 is 3,060 metres (10,039 ft) long and Runway 3 is 2,901 metres (9,518 ft) long.