100 - Winter Sale 08
200 - Dec 23 09
300 - Jan 3 10
400 - Dec 22 10
500 - Dec 18 11
600 - Jul 23 12
700 - Jul 28 12
800 - Dec 25 12
900 - ???
1000 - Apr 1 16
1100 - Jun 23 16
1200 - Jan 15 17
1300 - Jul 5 17
1400 - Nov 25 17
1500 - May 28 18
1600 - May 29 19
1700 - Oct 4 19
1800 - Jun 28 20
1900 - Nov 25 20
2000 - Jun 3 21
2100 - Jul 7 21
2200 - Sep 3 21
2300 - Nov 24 21
2400 - Feb 15 22
2500 - Jun 28 22
2600 - Oct 28 22
2700 - Jan 25 23
2800 - Jul 4 23
2900 - Nov 7 23
3000 - Mar 9 24
3100 - Jun 3 24
3200 - Oct 9 24
3300 - Mar 13 25

http://slickdeals.net/forums/showthread.php?t=1762442