Jan ( N = 1644 )

Feb ( N = 1461 )

Mar ( N = 1644 )

Apr ( N = 1589 )

May ( N = 997 )

Jun ( N = 1586 )

Jul ( N = 1640 )

Aug ( N = 1642 )

Sep ( N = 1584 )

Oct ( N = 1558 )

Nov ( N = 1587 )

Dec ( N = 1587 )