Jan ( N = 416 )

Feb ( N = 420 )

Mar ( N = 458 )

Apr ( N = 446 )

May ( N = 445 )

Jun ( N = 442 )

Jul ( N = 246 )

Aug ( N = 462 )

Sep ( N = 446 )

Oct ( N = 465 )

Nov ( N = 444 )

Dec ( N = 464 )