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:
Sample-return mission
Table title:
Robotic missions
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Launch date </th><th colspan=1 rowspan=1 > Operator </th><th colspan=1 rowspan=1 > Name </th><th colspan=1 rowspan=1 > Sample origin </th><th colspan=1 rowspan=1 > Samples returned </th><th colspan=1 rowspan=1 > Recovery date </th><th colspan=1 rowspan=1 > Mission result </th></tr>
<tr> <td colspan=1 rowspan=1 > 14 June 1969 </td><td colspan=1 rowspan=1 > Soviet Union </td><td colspan=1 rowspan=1 > Luna E-8-5 No. 402 </td><td colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td colspan=1 rowspan=1 > 13 July 1969 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td colspan=1 rowspan=1 > Luna 15 </td><td colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 23 September 1969 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td class="highlighted"  colspan=1 rowspan=1 > Kosmos 300 </td><td class="highlighted"  colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td class="highlighted"  colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 22 October 1969 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td class="highlighted"  colspan=1 rowspan=1 > Kosmos 305 </td><td class="highlighted"  colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td class="highlighted"  colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 6 February 1970 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td class="highlighted"  colspan=1 rowspan=1 > Luna E-8-5 No. 405 </td><td class="highlighted"  colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td class="highlighted"  colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td colspan=1 rowspan=1 > 12 September 1970 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td colspan=1 rowspan=1 > Luna 16 </td><td colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > 101 grams (3.6 oz) </td><td colspan=1 rowspan=1 > 24 September 1970 </td><td colspan=1 rowspan=1 > Success </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2 September 1971 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td class="highlighted"  colspan=1 rowspan=1 > Luna 18 </td><td class="highlighted"  colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td class="highlighted"  colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td colspan=1 rowspan=1 > 14 February 1972 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td colspan=1 rowspan=1 > Luna 20 </td><td colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > 55 grams (1.9 oz) </td><td colspan=1 rowspan=1 > 25 February 1972 </td><td colspan=1 rowspan=1 > Success </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2 November 1974 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td class="highlighted"  colspan=1 rowspan=1 > Luna 23 </td><td class="highlighted"  colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td class="highlighted"  colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 16 October 1975 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td class="highlighted"  colspan=1 rowspan=1 > Luna E-8-5M No. 412 </td><td class="highlighted"  colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td class="highlighted"  colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td colspan=1 rowspan=1 > 9 August 1976 </td><td colspan=1 rowspan=1 > Soviet Union Soviet Union </td><td colspan=1 rowspan=1 > Luna 24 </td><td colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > 170 grams (6.0 oz) </td><td colspan=1 rowspan=1 > 22 August 1976 </td><td colspan=1 rowspan=1 > Success </td></tr>
<tr> <td colspan=1 rowspan=1 > 7 February 1999 </td><td colspan=1 rowspan=1 > United States United States </td><td colspan=1 rowspan=1 > Stardust </td><td colspan=1 rowspan=1 > 81P/Wild </td><td colspan=1 rowspan=1 > Particles </td><td colspan=1 rowspan=1 > 15 January 2006 </td><td colspan=1 rowspan=1 > Success </td></tr>
<tr> <td colspan=1 rowspan=1 > 8 August 2001 </td><td colspan=1 rowspan=1 > United States United States </td><td colspan=1 rowspan=1 > Genesis </td><td colspan=1 rowspan=1 > Solar wind </td><td colspan=1 rowspan=1 > Particles </td><td colspan=1 rowspan=1 > 9 September 2004 </td><td colspan=1 rowspan=1 > Success (partial) </td></tr>
<tr> <td colspan=1 rowspan=1 > 9 May 2003 </td><td colspan=1 rowspan=1 > Japan </td><td colspan=1 rowspan=1 > Hayabusa </td><td colspan=1 rowspan=1 > 25143 Itokawa </td><td colspan=1 rowspan=1 > Particles </td><td colspan=1 rowspan=1 > 13 June 2010 </td><td colspan=1 rowspan=1 > Success (partial) </td></tr>
<tr> <td colspan=1 rowspan=1 > 8 November 2011 </td><td colspan=1 rowspan=1 > Russia </td><td colspan=1 rowspan=1 > Fobos-Grunt </td><td colspan=1 rowspan=1 > Phobos </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > Failure </td></tr>
<tr> <td colspan=1 rowspan=1 > 3 December 2014 </td><td colspan=1 rowspan=1 > Japan Japan </td><td colspan=1 rowspan=1 > Hayabusa 2 </td><td colspan=1 rowspan=1 > 162173 Ryugu </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > December 2020 </td><td colspan=1 rowspan=1 > Ongoing </td></tr>
<tr> <td colspan=1 rowspan=1 > 8 September 2016 </td><td colspan=1 rowspan=1 > United States United States </td><td colspan=1 rowspan=1 > OSIRIS-REx </td><td colspan=1 rowspan=1 > 101955 Bennu </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > 2023 </td><td colspan=1 rowspan=1 > Ongoing </td></tr>
<tr> <td colspan=1 rowspan=1 > December 2019 </td><td colspan=1 rowspan=1 > China </td><td colspan=1 rowspan=1 > Chang'e 5 </td><td colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > 2020 </td><td colspan=1 rowspan=1 > Planned </td></tr>
<tr> <td colspan=1 rowspan=1 > 2020 </td><td colspan=1 rowspan=1 > China </td><td colspan=1 rowspan=1 > Chang'e 6 </td><td colspan=1 rowspan=1 > Moon </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > 2021 </td><td colspan=1 rowspan=1 > Planned </td></tr>
<tr> <td colspan=1 rowspan=1 > 2024 </td><td colspan=1 rowspan=1 > Japan Japan </td><td colspan=1 rowspan=1 > MMX </td><td colspan=1 rowspan=1 > Phobos </td><td colspan=1 rowspan=1 > — </td><td colspan=1 rowspan=1 > 2029 </td><td colspan=1 rowspan=1 > Planned </td></tr>
</table>
Question:
What were the results of The Sample-return missions in 1969, 1970, 1971 1974 and 1975?
Answer:
The Sample-return missions failed were Kosmos 300 and Kosmos 305 in 1969, Luna E-8-5 No. 405 in 1970, Luna E-8-5M No. 412 in 1975 at unsuccessful launches and Luna 18 in 1971 and Luna 23 in 1974 at unsuccessful landings on the Moon.