Jan ( N = 745 )

Feb ( N = 932 )

Mar ( N = 1165 )

Apr ( N = 1138 )

May ( N = 1176 )

Jun ( N = 1138 )

Jul ( N = 1175 )

Aug ( N = 1177 )

Sep ( N = 1117 )

Oct ( N = 1170 )

Nov ( N = 1041 )

Dec ( N = 439 )