Jan ( N = 314 )

Feb ( N = 289 )

Mar ( N = 280 )

Apr ( N = 282 )

May ( N = 440 )

Jun ( N = 631 )

Jul ( N = 631 )

Aug ( N = 375 )

Sep ( N = 221 )

Oct ( N = 207 )

Nov ( N = 198 )

Dec ( N = 231 )