2008-04-01 to 2008-07-01 (4 threads) 2008-01-01 to 2008-04-01 (8 threads) 2007-10-01 to 2008-01-01 (6 threads) 2007-07-01 to 2007-10-01 (11 threads) 2007-04-01 to 2007-07-01 (17 threads) 2007-01-01 to 2007-04-01 (21 threads) 2006-10-01 to 2007-01-01 (15 threads) 2006-07-01 to 2006-10-01 (17 threads) 2006-04-01 to 2006-07-01 (26 threads) 2006-01-01 to 2006-04-01 (34 threads) 2005-10-01 to 2006-01-01 (49 threads) 2005-07-01 to 2005-10-01 (64 threads) 2005-04-01 to 2005-07-01 (103 threads) 2005-01-01 to 2005-04-01 (77 threads) 2004-10-01 to 2005-01-01 (90 threads) 2004-07-01 to 2004-10-01 (92 threads) 2004-04-01 to 2004-07-01 (135 threads) 2004-01-01 to 2004-04-01 (167 threads) 2003-10-01 to 2004-01-01 (164 threads) 2003-07-01 to 2003-10-01 (185 threads) 2003-04-01 to 2003-07-01 (226 threads) 2003-01-01 to 2003-04-01 (212 threads) 2002-10-01 to 2003-01-01 (135 threads) 2002-07-01 to 2002-10-01 (99 threads) 2002-04-01 to 2002-07-01 (108 threads)
