Feb ( N = 1037 )

Mar ( N = 1149 )

Apr ( N = 526 )

May ( N = 724 )

Jun ( N = 555 )

Jul ( N = 749 )

Aug ( N = 1005 )

Sep ( N = 881 )

Oct ( N = 1300 )

Nov ( N = 1280 )

Dec ( N = 1327 )