Jan ( N = 402 )

Feb ( N = 374 )

Mar ( N = 316 )

Apr ( N = 418 )

May ( N = 424 )

Jun ( N = 348 )

Jul ( N = 459 )

Aug ( N = 389 )

Sep ( N = 327 )

Oct ( N = 361 )

Nov ( N = 334 )

Dec ( N = 232 )