Jan ( N = 281 )

Feb ( N = 276 )

Mar ( N = 347 )

Apr ( N = 362 )

May ( N = 432 )

Jun ( N = 471 )

Jul ( N = 471 )

Aug ( N = 434 )

Sep ( N = 391 )

Oct ( N = 341 )

Nov ( N = 301 )

Dec ( N = 268 )