Jan ( N = 1300 )

Feb ( N = 1200 )

Mar ( N = 1278 )

Apr ( N = 1301 )

May ( N = 1523 )

Jun ( N = 1815 )

Jul ( N = 3127 )

Aug ( N = 3235 )

Sep ( N = 1466 )

Oct ( N = 1643 )

Nov ( N = 1323 )

Dec ( N = 1293 )