Jan ( N = 431 )

Feb ( N = 383 )

Mar ( N = 433 )

Apr ( N = 417 )

May ( N = 434 )

Jun ( N = 407 )

Jul ( N = 641 )

Aug ( N = 1018 )

Sep ( N = 976 )

Oct ( N = 840 )

Nov ( N = 988 )

Dec ( N = 1009 )