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:
Crosby, Stills & Nash (album)
Table title:
Charts
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Single </th><th colspan=1 rowspan=1 > Chart </th><th colspan=1 rowspan=1 > Position </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 1969 </td><td class="highlighted"  colspan=1 rowspan=1 > "Marrakesh Express" </td><td class="highlighted"  colspan=1 rowspan=1 > Hot 100 </td><td class="highlighted"  colspan=1 rowspan=1 > 28 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > "Suite: Judy Blue Eyes" </td><td class="highlighted"  colspan=1 rowspan=1 > Hot 100 </td><td class="highlighted"  colspan=1 rowspan=1 > 21 </td></tr>
</table>
Question:
How far up the Top 100 Chart did the 2 singles from the album Crosby, Stills & Nash travel before they peaked?
Answer:
The album Crosby, Stills & Nash"'s two singles, "Marrakesh Express" and "Suite: Judy Blue Eyes," peaked respectively at #28 and at #21 in 1969 on the Billboard Hot 100 singles chart.