Jan ( N = 1042 )

Feb ( N = 908 )

Mar ( N = 918 )

Apr ( N = 581 )

May ( N = 1067 )

Jun ( N = 885 )

Jul ( N = 320 )

Aug ( N = 422 )

Sep ( N = 705 )

Oct ( N = 793 )

Nov ( N = 1190 )

Dec ( N = 1250 )