2004

January 0

February 0

March 0

April 0

May 0

June 0

July 0

August 0

September 0

October 0

November 0

December 0

2005

January 0

February 0

March 52

April 3

May 6

June 3

July 1

August 5

September 2

October 35

November 10

December 4

2006

January 20

February 6

March 11

April 8

May 17

June 11

July 22

August 11

September 10

October 20

November 6

December 17

2007

January 7

February 9

March 12

April 6

May 24

June 15

July 30

August 6

September 13

October 5

November 31

December 20

2008

January 27

February 8

March 10

April 12

May 15

June 3

July 10

August 0

September 0

October 0

November 0

December 0