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 375

March 94

April 69

May 59

June 42

July 46

August 92

September 140

October 118

November 95

December 36

2006

January 100

February 71

March 86

April 42

May 74

June 100

July 76

August 58

September 62

October 63

November 59

December 35

2007

January 42

February 101

March 34

April 11

May 23

June 36

July 69

August 22

September 18

October 24

November 16

December 37

2008

January 50

February 37

March 2

April 17

May 11

June 3

July 7

August 2

September 1

October 0

November 0

December 0