Jan ( N = 528 )

Feb ( N = 915 )

Mar ( N = 660 )

Apr ( N = 1073 )

May ( N = 1164 )

Jun ( N = 1131 )

Jul ( N = 1178 )

Aug ( N = 1173 )

Sep ( N = 1140 )

Oct ( N = 1176 )

Nov ( N = 873 )

Dec ( N = 612 )