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 Zimbabwean records in athletics
Table title:
Women
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Event </th><th colspan=1 rowspan=1 > Record </th><th colspan=1 rowspan=1 > Athlete </th><th colspan=1 rowspan=1 > Date </th><th colspan=1 rowspan=1 > Meet </th><th colspan=1 rowspan=1 > Place </th><th colspan=1 rowspan=1 > Ref </th></tr>
<tr> <td colspan=1 rowspan=1 > 100 m </td><td colspan=1 rowspan=1 > 11.36 (+1.2 m/s) </td><td colspan=1 rowspan=1 > Winneth Dube </td><td colspan=1 rowspan=1 > 11 April 2003 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > South Africa Durban, South Africa </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 > 23.23 (0.0 m/s) </td><td colspan=1 rowspan=1 > Winneth Dube </td><td colspan=1 rowspan=1 > 4 April 2003 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > South Africa Pretoria, South Africa </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 400 m </td><td colspan=1 rowspan=1 > 53.09 </td><td colspan=1 rowspan=1 > Larissa Bakasa </td><td colspan=1 rowspan=1 > 29 May 2004 </td><td colspan=1 rowspan=1 > NCAA Division 1 Midwest Regional </td><td colspan=1 rowspan=1 > United States College Station, United States </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 800 m </td><td colspan=1 rowspan=1 > 2:00.49 </td><td colspan=1 rowspan=1 > Julia Sakara </td><td colspan=1 rowspan=1 > 18 September 1998 </td><td colspan=1 rowspan=1 > Commonwealth Games </td><td colspan=1 rowspan=1 > Malaysia Kuala Lumpur, Malaysia </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1500 m </td><td colspan=1 rowspan=1 > 4:07.82 </td><td colspan=1 rowspan=1 > Julia Sakara </td><td colspan=1 rowspan=1 > 21 September 1998 </td><td colspan=1 rowspan=1 > Commonwealth Games </td><td colspan=1 rowspan=1 > Malaysia Kuala Lumpur, Malaysia </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 3000 m </td><td colspan=1 rowspan=1 > 8:57.69 </td><td colspan=1 rowspan=1 > Julia Sakala </td><td colspan=1 rowspan=1 > 14 August 1993 </td><td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Germany Stuttgart, Germany </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 5000 m </td><td colspan=1 rowspan=1 > 15:40.63 </td><td colspan=1 rowspan=1 > Samukeliso Moya </td><td colspan=1 rowspan=1 > 8 March 2000 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Australia Adelaide, Australia </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 10000 m </td><td colspan=1 rowspan=1 > 33:20.16 </td><td colspan=1 rowspan=1 > Julia Sakala </td><td colspan=1 rowspan=1 > 14 August 1993 </td><td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Germany Stuttgart, Germany </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 10 km (road) </td><td colspan=1 rowspan=1 > 33:00 </td><td colspan=1 rowspan=1 > Sharon Tavengwa </td><td colspan=1 rowspan=1 > 11 August 2007 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > South Africa Stellenbosch, South Africa </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 15 km (road) </td><td colspan=1 rowspan=1 > 50:38+ </td><td colspan=1 rowspan=1 > Sharon Tavengwa </td><td colspan=1 rowspan=1 > 25 March 2012 </td><td colspan=1 rowspan=1 > Venloop </td><td colspan=1 rowspan=1 > Netherlands Venlo, Netherlands </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 20 km (road) </td><td colspan=1 rowspan=1 > 1:12:12 </td><td colspan=1 rowspan=1 > Tabitha Tsatsa </td><td colspan=1 rowspan=1 > 2 July 2006 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > South Africa East London, South Africa </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Half marathon </td><td colspan=1 rowspan=1 > 1:11:25 </td><td colspan=1 rowspan=1 > Sharon Tavengwa </td><td colspan=1 rowspan=1 > 25 March 2012 </td><td colspan=1 rowspan=1 > Venloop </td><td colspan=1 rowspan=1 > Netherlands Venlo, Netherlands </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 25 km (road) </td><td colspan=1 rowspan=1 > 1:32:18 </td><td colspan=1 rowspan=1 > Tabitha Tsatsa </td><td colspan=1 rowspan=1 > 9 May 2009 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > South Africa Pretoria, South Africa </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Marathon </td><td colspan=1 rowspan=1 > 2:29:20 </td><td colspan=1 rowspan=1 > Tabitha Tsatsa </td><td colspan=1 rowspan=1 > 16 March 2008 </td><td colspan=1 rowspan=1 > Seoul International Marathon </td><td colspan=1 rowspan=1 > South Korea Seoul, South Korea </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 100 m hurdles </td><td colspan=1 rowspan=1 > 14.49 </td><td colspan=1 rowspan=1 > Tamla Denise Pietersen </td><td colspan=1 rowspan=1 > 10 August 2008 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > South Africa Potchefstroom, South Africa </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 400 m hurdles </td><td colspan=1 rowspan=1 > 59.76 </td><td colspan=1 rowspan=1 > Yvonne Ntini </td><td colspan=1 rowspan=1 > 20 June 1998 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > South Africa Germiston, South Africa </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 3000 m steeplechase </td><td colspan=1 rowspan=1 > 9:52.98 </td><td colspan=1 rowspan=1 > Letiwe Marakurwa </td><td colspan=1 rowspan=1 > 13 June 2003 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > United States Sacramento, United States </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > High jump </td><td colspan=1 rowspan=1 > 1.77 m </td><td colspan=1 rowspan=1 > Caroline Dickson </td><td colspan=1 rowspan=1 > 2 May 1977 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Rhodesia Salisbury, Rhodesia </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Pole vault </td><td colspan=1 rowspan=1 > 2.60 m </td><td colspan=1 rowspan=1 > Margaret Odendaal </td><td colspan=1 rowspan=1 > 2000 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Long jump </td><td colspan=1 rowspan=1 > 6.15 m </td><td colspan=1 rowspan=1 > Dafros Mudyirwa </td><td colspan=1 rowspan=1 > 6 May 2000 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > United States Pittsburgh, United States </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Triple jump </td><td colspan=1 rowspan=1 > 13.02 m </td><td colspan=1 rowspan=1 > Vimbiso Majoni </td><td colspan=1 rowspan=1 > 10/11 June 2017 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zimbabwe Harare, Zimbabwe </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Shot put </td><td class="highlighted"  colspan=1 rowspan=1 > 15.58 m </td><td class="highlighted"  colspan=1 rowspan=1 > Mariette Van Heerden </td><td class="highlighted"  colspan=1 rowspan=1 > 20 January 1974 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Rhodesia Salisbury, Rhodesia </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Discus throw </td><td class="highlighted"  colspan=1 rowspan=1 > 55.70 m </td><td class="highlighted"  colspan=1 rowspan=1 > Mariette Van Heerden </td><td class="highlighted"  colspan=1 rowspan=1 > 25 March 1984 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zimbabwe Harare, Zimbabwe </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Hammer throw </td><td colspan=1 rowspan=1 > 21.40 m </td><td colspan=1 rowspan=1 > Tendai Chiparaushe </td><td colspan=1 rowspan=1 > 16–22 August 2006 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zimbabwe Chinhoyi, Zimbabwe </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Javelin throw </td><td colspan=1 rowspan=1 > 42.70 m </td><td colspan=1 rowspan=1 > Wayne Nkomo </td><td colspan=1 rowspan=1 > 14 December 2016 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Angola Luanda, Angola </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=4 > Heptathlon </td><td colspan=1 rowspan=1 > 4293 pts </td><td colspan=1 rowspan=1 > Lucky Denenga </td><td colspan=1 rowspan=1 > 13–14 May 2004 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > United States Louisville, United States </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=5 rowspan=1 > 15.06 (w) (100 m hurdles), 1.46 m (high jump), 10.83 m (shot put), 25.58 (w) (200 m), 4.89 m (long jump), 27.63 m (javelin), 2:46.33 (800 m) </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 5266 pts # </td><td colspan=1 rowspan=1 > Sharon Coetzee </td><td colspan=1 rowspan=1 > 7–8 April 1984 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zimbabwe Harare, Zimbabwe </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=5 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 20 km walk (road) </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 50 km walk (road) </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 4×100 m relay </td><td colspan=1 rowspan=1 > 45.74 </td><td colspan=1 rowspan=1 > Zimbabwe D. Mawoko Gailey Dube S. Ncube P. Chidziva </td><td colspan=1 rowspan=1 > 16 September 1995 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zimbabwe Harare, Zimbabwe </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 4×400 m relay </td><td colspan=1 rowspan=1 > 3:46.98 </td><td colspan=1 rowspan=1 > Zimbabwe </td><td colspan=1 rowspan=1 > 2 June 1996 </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Zimbabwe Harare, Zimbabwe </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
What two records does Mariette Van Heerden still hold for Zimbabwe, and when did she set them?
Answer:
Van Heerden is still the Zimbabwean record holder in women's shot put (15.58 metres, set on January 20, 1974) and women's discus (55.70 metres, set on March 25, 1984).