Jan ( N = 1624 )

Feb ( N = 1478 )

Mar ( N = 1625 )

Apr ( N = 1577 )

May ( N = 1658 )

Jun ( N = 1589 )

Jul ( N = 1649 )

Aug ( N = 1649 )

Sep ( N = 1582 )

Oct ( N = 1649 )

Nov ( N = 1600 )

Dec ( N = 1661 )