2000 2001
January 3611 4504
February 8046 10056
March 12833 15650
April 17654 21704
May 21348 25669
June 24738 29167
July 28574 33462
August 32072 37478
September 33103 38385
October 34753 39981
November 38289 43272
December 43789 47965