2011
July 13
June 2
March 15

2010
November 29
September 7
June 1
March 9

2009
December 2
September 22
May 13
March 11

2008
November 5
July 8
May 7
March 5
January 13
January 8

2007
November 7
July 11
June 5
March 29
January 16

2006
November 14
September 19
July 12
May 10
March 16
January Proposals + Status
January 10,11

2005
October Proposal Ranking
October Proposals + Status
October 25
September 20
July 12
May 11
March 16
March Proposal Ranking / Awards
February 25
January 4
January Proposal Ranking

2004
September 20
July 13
January 13

2003
October 22
July 8
May 8
March 11
January 14

2002
October 29
September 11
July 9
May 8
March 13
January 8-9

2001
November 13-14
September 20
August 16
July 11
May 9
March 14

2000
March 7

1999
November 10
July 7
May 11