Jan ( N = 319 )

Feb ( N = 382 )

Mar ( N = 354 )

Apr ( N = 225 )

May ( N = 412 )

Jun ( N = 414 )

Jul ( N = 367 )

Aug ( N = 307 )

Sep ( N = 145 )

Oct ( N = 386 )

Nov ( N = 352 )

Dec ( N = 621 )