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:
Taolaizhao–Shulan railway
Table title:
Route
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=2 rowspan=1 > Distance </th><th colspan=3 rowspan=1 > Station name </th><th colspan=2 rowspan=1 >  </th></tr>
<tr> <th colspan=1 rowspan=1 > Total; km </th><th colspan=1 rowspan=1 > S2S; km </th><th colspan=1 rowspan=1 > Current name </th><th colspan=1 rowspan=1 > Former name </th><th colspan=1 rowspan=1 > Opened </th><th colspan=1 rowspan=1 > Connections </th></tr>
<tr> <td colspan=1 rowspan=1 > 0 </td><td colspan=1 rowspan=1 > 0 </td><td class="highlighted"  colspan=1 rowspan=1 > Taolaizhao 陶赖昭 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 1904 </td><td colspan=1 rowspan=1 > Jingha Railway, Songtao Railway (zh) </td></tr>
<tr> <td colspan=1 rowspan=1 > 23 </td><td colspan=1 rowspan=1 > 23 </td><td colspan=1 rowspan=1 > Wukeshu 五棵树 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 1943 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 35 </td><td colspan=1 rowspan=1 > 12 </td><td colspan=1 rowspan=1 > Liujiadian 刘家店 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 1943 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Minjiatun 闵家屯 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 1943 </td><td colspan=1 rowspan=1 > Closed </td></tr>
<tr> <td colspan=1 rowspan=1 > 56 </td><td colspan=1 rowspan=1 > 21 </td><td colspan=1 rowspan=1 > Yushu 榆树 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 1943 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 77 </td><td colspan=1 rowspan=1 > 21 </td><td colspan=1 rowspan=1 > Xinlizhen 新立镇 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 2009 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 93 </td><td colspan=1 rowspan=1 > 16 </td><td colspan=1 rowspan=1 > Xiejiazhen 谢家镇 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 2009 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 117 </td><td colspan=1 rowspan=1 > 24 </td><td class="highlighted"  colspan=1 rowspan=1 > Shulan </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > 1933 </td><td colspan=1 rowspan=1 > Labin Railway, Jishu Railway </td></tr>
</table>
Question:
How long is the Taolaizhao–Shulan railway in kilometers?
Answer:
The Taolaizhao–Shulan railway is a 117 km railway line.