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:
Erick Wainaina
Table title:
Achievements
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Competition </th><th colspan=1 rowspan=1 > Venue </th><th colspan=1 rowspan=1 > Position </th><th colspan=1 rowspan=1 > Event </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <th colspan=6 rowspan=1 > Representing Kenya </th></tr>
<tr> <td colspan=1 rowspan=1 > 1994 </td><td colspan=1 rowspan=1 > Hokkaido Marathon </td><td colspan=1 rowspan=1 > Sapporo, Japan </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:15:03 </td></tr>
<tr> <td colspan=1 rowspan=2 > 1995 </td><td colspan=1 rowspan=1 > Tokyo Marathon </td><td colspan=1 rowspan=1 > Tokyo, Japan </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:10:31 </td></tr>
<tr> <td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Gothenburg, Sweden </td><td colspan=1 rowspan=1 > 18th </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:19:53 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1996 </td><td colspan=1 rowspan=1 > Olympic Games </td><td colspan=1 rowspan=1 > Atlanta, United States </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:12:44 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1997 </td><td class="highlighted"  colspan=1 rowspan=1 > Hokkaido Marathon </td><td colspan=1 rowspan=1 > Sapporo, Japan </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:13:45 </td></tr>
<tr> <td colspan=1 rowspan=2 > 2000 </td><td colspan=1 rowspan=1 > Nagano Marathon </td><td colspan=1 rowspan=1 > Nagano, Japan </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:10:17 </td></tr>
<tr> <td colspan=1 rowspan=1 > Olympic Games </td><td colspan=1 rowspan=1 > Sydney, Australia </td><td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:10:31 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2002 </td><td colspan=1 rowspan=1 > Tokyo Marathon </td><td colspan=1 rowspan=1 > Tokyo, Japan </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:08:43 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 2003 </td><td class="highlighted"  colspan=1 rowspan=1 > Nagano Marathon </td><td colspan=1 rowspan=1 > Nagano, Japan </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:12:00 </td></tr>
<tr> <td colspan=1 rowspan=1 > Hokkaido Marathon </td><td colspan=1 rowspan=1 > Sapporo, Japan </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:13:13 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2004 </td><td colspan=1 rowspan=1 > Olympic Games </td><td colspan=1 rowspan=1 > Athens, Greece </td><td colspan=1 rowspan=1 > 7th </td><td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:13:30 </td></tr>
</table>
Question:
When did Erick Wainaina take home his second wins at the Hokkaido Marathon and Nagano Marathon, respectively?
Answer:
Erick Wainaina won his second Hokkaido Marathon in 1997 and won his second Nagano Marathon in 2003.