Jan ( N = 1611 )

Feb ( N = 1527 )

Mar ( N = 1637 )

Apr ( N = 1456 )

May ( N = 1620 )

Jun ( N = 1560 )

Jul ( N = 1539 )

Aug ( N = 1545 )

Sep ( N = 570 )

Oct ( N = 1132 )

Nov ( N = 1592 )

Dec ( N = 1640 )