Jan ( N = 960 )

Feb ( N = 993 )

Mar ( N = 1471 )

Apr ( N = 1393 )

May ( N = 1487 )

Jun ( N = 1435 )

Jul ( N = 1343 )

Aug ( N = 1454 )

Sep ( N = 1440 )

Oct ( N = 1488 )

Nov ( N = 1437 )

Dec ( N = 1423 )