Jan ( N = 351 )

Feb ( N = 445 )

Mar ( N = 625 )

Apr ( N = 579 )

May ( N = 404 )

Jun ( N = 505 )

Jul ( N = 469 )

Aug ( N = 671 )

Sep ( N = 575 )

Oct ( N = 501 )

Nov ( N = 363 )

Dec ( N = 460 )