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:
Cooch Behar Uttar
Table title:
Members of Legislative Assembly
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Election Year </th><th colspan=1 rowspan=1 > Constituency </th><th colspan=1 rowspan=1 > Name of M.L.A. </th><th colspan=1 rowspan=1 > Party Affiliation </th></tr>
<tr> <td colspan=1 rowspan=1 > 1951 </td><td colspan=1 rowspan=1 > Cooch Behar </td><td colspan=1 rowspan=1 > Maziruddin Ahmed </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Jatindra Nath Singha Sarkar </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 > 1957 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Maziruddin Ahmed </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Satish Chandra Roy Singha </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 > 1962 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Sunil Dasgupta </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar South </td><td colspan=1 rowspan=1 > Sunil Basunia </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 > 1967 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > M.R.Tar </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar South </td><td colspan=1 rowspan=1 > Santosh Kumar Roy </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Prasenjit Barman </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 > 1969 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Bimal Kanti Basu </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar South </td><td colspan=1 rowspan=1 > Santosh Kumar Roy </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Prasenjit Barman </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1971 </td><td class="highlighted"  colspan=1 rowspan=1 > Cooch Behar North </td><td class="highlighted"  colspan=1 rowspan=1 > Sunil Kar </td><td class="highlighted"  colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar South </td><td colspan=1 rowspan=1 > Santosh Kumar Roy </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Rajani Das </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1972 </td><td class="highlighted"  colspan=1 rowspan=1 > Cooch Behar North </td><td class="highlighted"  colspan=1 rowspan=1 > Sunil Kar </td><td class="highlighted"  colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar South </td><td colspan=1 rowspan=1 > Santosh Kumar Roy </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Rajani Das </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 > 1977 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Aparajita Goppi </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Bimal Kanti Basu </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 > 1982 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Aparajita Goppi </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Bimal Kanti Basu </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 > 1987 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Aparajita Goppi </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Bimal Kanti Basu </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 > 1991 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Bimal Kanti Basu </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Soumindra Chandra Das </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 > 1996 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Mihir Goswami </td><td colspan=1 rowspan=1 > Indian National Congress </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Soumindra Chandra Das </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 > 2001 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Dipak Chandra Sarkar </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Akshay Thakur </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > Cooch Behar North </td><td colspan=1 rowspan=1 > Dipak Chandra Sarkar </td><td colspan=1 rowspan=1 > Communist Party of India (Marxist) </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Cooch Behar West </td><td colspan=1 rowspan=1 > Akshay Thakur </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
<tr> <td colspan=1 rowspan=1 > 2011 </td><td colspan=1 rowspan=1 > Cooch Behar Uttar </td><td colspan=1 rowspan=1 > Nagendra Nath Roy </td><td colspan=1 rowspan=1 > Forward Bloc </td></tr>
</table>
Question:
When did Sunil Kar win the Cooch Behar North?
Answer:
Sunil Kar of Congress won the Cooch Behar North in 1972 and 1971.