Jan ( N = 307 )

Feb ( N = 23 )

Mar ( N = 279 )

Apr ( N = 104 )

May ( N = 256 )

Jun ( N = 329 )

Jul ( N = 340 )

Aug ( N = 341 )

Sep ( N = 330 )

Oct ( N = 519 )

Nov ( N = 506 )

Dec ( N = 528 )