Jan ( N = 1140 )

Feb ( N = 1101 )

Mar ( N = 1177 )

Apr ( N = 1101 )

May ( N = 1175 )

Jun ( N = 1140 )

Jul ( N = 1178 )

Aug ( N = 1148 )

Sep ( N = 1106 )

Oct ( N = 1171 )

Nov ( N = 1140 )

Dec ( N = 1178 )