Jan ( N = 1160 )

Feb ( N = 1046 )

Mar ( N = 1161 )

Apr ( N = 1120 )

May ( N = 1167 )

Jun ( N = 1106 )

Jul ( N = 1135 )

Aug ( N = 1165 )

Sep ( N = 1130 )

Oct ( N = 1142 )

Nov ( N = 1119 )

Dec ( N = 1159 )