Jan ( N = 463 )

Feb ( N = 423 )

Mar ( N = 465 )

Apr ( N = 443 )

May ( N = 465 )

Jun ( N = 449 )

Jul ( N = 465 )

Aug ( N = 325 )

Sep ( N = 445 )

Oct ( N = 430 )

Nov ( N = 449 )

Dec ( N = 450 )