Jan ( N = 292 )

Feb ( N = 296 )

Mar ( N = 326 )

Apr ( N = 386 )

May ( N = 431 )

Jun ( N = 377 )

Jul ( N = 434 )

Aug ( N = 363 )

Sep ( N = 358 )

Oct ( N = 348 )

Nov ( N = 299 )

Dec ( N = 248 )