Jan ( N = 36 )

Feb ( N = 848 )

Mar ( N = 844 )

Apr ( N = 1129 )

May ( N = 1170 )

Jun ( N = 1122 )

Jul ( N = 1075 )

Aug ( N = 1171 )

Sep ( N = 1131 )

Oct ( N = 1079 )

Nov ( N = 983 )

Dec ( N = 1053 )