Jan ( N = 1142 )

Feb ( N = 1061 )

Mar ( N = 1177 )

Apr ( N = 1140 )

May ( N = 1160 )

Jun ( N = 1131 )

Jul ( N = 1165 )

Aug ( N = 1178 )

Sep ( N = 1140 )

Oct ( N = 1159 )

Nov ( N = 1102 )

Dec ( N = 1170 )