Jan ( N = 1038 )

Feb ( N = 1033 )

Mar ( N = 1147 )

Apr ( N = 1139 )

May ( N = 1178 )

Jun ( N = 1131 )

Jul ( N = 1145 )

Aug ( N = 1178 )

Sep ( N = 1140 )

Oct ( N = 1178 )

Nov ( N = 1095 )

Dec ( N = 1147 )