Jan ( N = 416 )

Feb ( N = 361 )

Mar ( N = 376 )

Apr ( N = 353 )

May ( N = 413 )

Jun ( N = 407 )

Jul ( N = 403 )

Aug ( N = 385 )

Sep ( N = 360 )

Oct ( N = 348 )

Nov ( N = 338 )

Dec ( N = 423 )