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:
List of heads of state of Niger
Table title:
List
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=2 > No. </th><th colspan=1 rowspan=2 > Name (Birth–Death) </th><th colspan=1 rowspan=2 > Portrait </th><th colspan=3 rowspan=1 > Tenure </th><th colspan=1 rowspan=2 > Elected </th><th colspan=2 rowspan=2 > Political affiliation </th><th colspan=1 rowspan=2 > Prime Minister(s) </th></tr>
<tr> <th colspan=1 rowspan=1 > Took office </th><th colspan=1 rowspan=1 > Left office </th><th colspan=1 rowspan=1 > Time in office </th></tr>
<tr> <th colspan=1 rowspan=1 > 1 </th><th colspan=1 rowspan=1 > Hamani Diori (1916–1989) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 10 November 1960 </td><td colspan=1 rowspan=1 > 15 April 1974 (deposed.) </td><td colspan=1 rowspan=1 > 13 years, 156 days </td><td colspan=1 rowspan=1 > 1960 1965 1970 </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > PPN–RDA </td><td colspan=1 rowspan=1 > Position not established </td></tr>
<tr> <th colspan=1 rowspan=1 > 2 </th><th class="highlighted"  colspan=1 rowspan=1 > Seyni Kountché (1931–1987) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 17 April 1974 </td><td colspan=1 rowspan=1 > 10 November 1987 (died in office.) </td><td colspan=1 rowspan=1 > 13 years, 207 days </td><td colspan=1 rowspan=1 > – </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > Military </td><td colspan=1 rowspan=1 > Oumarou Algabid </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > 3 </th><th class="highlighted"  colspan=1 rowspan=1 > Ali Saibou (1940–2011) </th><td colspan=1 rowspan=1 > - </td><td class="highlighted"  colspan=1 rowspan=1 > 14 November 1987 </td><td class="highlighted"  colspan=1 rowspan=1 > 16 April 1993 </td><td colspan=1 rowspan=1 > 5 years, 153 days </td><td colspan=1 rowspan=1 > 1989 </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > Military / MNSD–Nassara </td><td colspan=1 rowspan=1 > Algabid Oumarou Mahamidou Cheiffou </td></tr>
<tr> <th colspan=1 rowspan=1 > 4 </th><th colspan=1 rowspan=1 > Mahamane Ousmane (1950–) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 16 April 1993 </td><td colspan=1 rowspan=1 > 27 January 1996 (deposed.) </td><td colspan=1 rowspan=1 > 2 years, 286 days </td><td colspan=1 rowspan=1 > 1993 </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > CSD–Rahama </td><td colspan=1 rowspan=1 > Cheiffou Issoufou Abdoulaye Cissé Amadou </td></tr>
<tr> <th colspan=1 rowspan=1 > 5 </th><th colspan=1 rowspan=1 > Ibrahim Baré Maïnassara (1949–1999) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 27 January 1996 </td><td colspan=1 rowspan=1 > 9 April 1999 (assassinated.) </td><td colspan=1 rowspan=1 > 3 years, 72 days </td><td colspan=1 rowspan=1 > 1996 </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > Military / UNIRD / RDP–Jama'a </td><td colspan=1 rowspan=1 > Adji Cissé Mayaki </td></tr>
<tr> <th colspan=1 rowspan=1 > 6 </th><th colspan=1 rowspan=1 > Daouda Malam Wanké (1946–2004) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 11 April 1999 </td><td colspan=1 rowspan=1 > 22 December 1999 </td><td colspan=1 rowspan=1 > 255 days </td><td colspan=1 rowspan=1 > – </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > Military </td><td colspan=1 rowspan=1 > Mayaki </td></tr>
<tr> <th colspan=1 rowspan=1 > 7 </th><th colspan=1 rowspan=1 > Mamadou Tandja (1938–) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 22 December 1999 </td><td colspan=1 rowspan=1 > 18 February 2010 (deposed.) </td><td colspan=1 rowspan=1 > 10 years, 58 days </td><td colspan=1 rowspan=1 > 1999 2004 </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > MNSD–Nassara </td><td colspan=1 rowspan=1 > Mayaki Amadou Oumarou Abouba Gamatié </td></tr>
<tr> <th colspan=1 rowspan=1 > 8 </th><th colspan=1 rowspan=1 > Salou Djibo (1965–) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 18 February 2010 </td><td colspan=1 rowspan=1 > 7 April 2011 </td><td colspan=1 rowspan=1 > 1 year, 48 days </td><td colspan=1 rowspan=1 > – </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > Military </td><td colspan=1 rowspan=1 > Danda </td></tr>
<tr> <th colspan=1 rowspan=1 > 9 </th><th colspan=1 rowspan=1 > Mahamadou Issoufou (1951–) </th><td colspan=1 rowspan=1 > - </td><td colspan=1 rowspan=1 > 7 April 2011 </td><td colspan=1 rowspan=1 > Incumbent </td><td colspan=1 rowspan=1 > 8 years, 24 days </td><td colspan=1 rowspan=1 > 2011 2016 </td><th colspan=1 rowspan=1 >  </th><td colspan=1 rowspan=1 > PNDS–Tarayya </td><td colspan=1 rowspan=1 > Rafini </td></tr>
</table>
Question:
Who did Ali Saibou succeed to become he third President of Niger from 1987 to 1993?
Answer:
Ali Saibou was the third President of Niger from 1987 to 1993 succeeding Seyni Kountché.