Jan ( N = 338 )

Feb ( N = 351 )

Mar ( N = 372 )

Apr ( N = 363 )

May ( N = 381 )

Jun ( N = 250 )

Jul ( N = 292 )

Aug ( N = 287 )

Sep ( N = 282 )

Oct ( N = 317 )

Nov ( N = 302 )

Dec ( N = 326 )