Jan ( N = 1145 )

Feb ( N = 1081 )

Mar ( N = 1209 )

Apr ( N = 1153 )

May ( N = 1208 )

Jun ( N = 802 )

Jul ( N = 714 )

Aug ( N = 957 )

Sep ( N = 1054 )

Oct ( N = 1153 )

Nov ( N = 1169 )

Dec ( N = 1172 )