Jan ( N = 318 )

Feb ( N = 374 )

Mar ( N = 638 )

Apr ( N = 648 )

May ( N = 240 )

Jun ( N = 322 )

Jul ( N = 604 )

Aug ( N = 387 )

Sep ( N = 294 )

Oct ( N = 337 )

Nov ( N = 257 )

Dec ( N = 290 )