Jan ( N = 417 )

Feb ( N = 375 )

Mar ( N = 367 )

Apr ( N = 406 )

May ( N = 426 )

Jun ( N = 393 )

Jul ( N = 404 )

Aug ( N = 398 )

Sep ( N = 397 )

Oct ( N = 415 )

Nov ( N = 394 )

Dec ( N = 311 )