Jan ( N = 1132 )

Feb ( N = 1223 )

Mar ( N = 1515 )

Apr ( N = 1618 )

May ( N = 1788 )

Jun ( N = 1545 )

Jul ( N = 1871 )

Aug ( N = 1609 )

Sep ( N = 1403 )

Oct ( N = 829 )

Nov ( N = 483 )

Dec ( N = 499 )