Jan ( N = 1640 )

Feb ( N = 1479 )

Mar ( N = 1636 )

Apr ( N = 1582 )

May ( N = 1626 )

Jun ( N = 1566 )

Jul ( N = 1638 )

Aug ( N = 866 )

Sep ( N = 1246 )

Oct ( N = 1228 )

Nov ( N = 1583 )

Dec ( N = 1640 )