Jan ( N = 1159 )

Feb ( N = 1023 )

Mar ( N = 1178 )

Apr ( N = 1140 )

May ( N = 1177 )

Jun ( N = 1130 )

Jul ( N = 1161 )

Aug ( N = 1138 )

Sep ( N = 1136 )

Oct ( N = 1176 )

Nov ( N = 1101 )

Dec ( N = 1171 )