2004

January 0

February 0

March 84

April 21

May 377

June 509

July 436

August 537

September 392

October 364

November 323

December 285

2005

January 351

February 322

March 314

April 259

May 261

June 88

July 114

August 222

September 219

October 265

November 208

December 179

2006

January 287

February 258

March 250

April 167

May 211

June 239

July 17

August 7

September 3

October 284

November 137

December 104

2007

January 170

February 151

March 157

April 198

May 134

June 133

July 105

August 51

September 4

October 1

November 80

December 105

2008

January 78

February 115

March 75

April 50

May 12

June 0

July 0

August 0

September 0

October 0

November 0

December 0