Sample Data (table)

A B C D
1 APM xxxxxxxxxxx 1/15/05 2.00
2 APM xxxxxxxxxxx 2/28/05 2.00
3 APM xxxxxxxxxxx 1/13/05 2.00
4 APM xxxxxxxxxxx 12/4/04 2.00
5 APM xxxxxxxxxxx 3/15/05 2.00
6 APM xxxxxxxxxxx 4/20/05 2.00
7 APM Total 12.00
8 GPS xxxxxxxxxxx 4/13/05 3.00
9 GPS xxxxxxxxxxx 4/10/05 3.00
10 GPS xxxxxxxxxxx 4/5/05 3.00
11 GPS xxxxxxxxxxx 12/15/04 3.00
12 GPS xxxxxxxxxxx 11/27/04 3.00
13 GPS xxxxxxxxxxx 3/10/05 3.00
14 GPS Total 18.00
Above on Sheet1

On my Sheet 2
Cell D4 = GPS
Cell F4 = =SUMIF(Sheet1!$A$1:$A$13,sheet2!$D$4,Sheet1!$D$1:$ D$13)
which displays 18
In Cell F5 i need to Bring back the oldest date in the same GPS group, the
answer 11/27/04,,, Can someone help me?

Tks in advance..