Jan ( N = 1072 )

Feb ( N = 1060 )

Mar ( N = 1178 )

Apr ( N = 1062 )

May ( N = 1068 )

Jun ( N = 1121 )

Jul ( N = 902 )

Aug ( N = 1025 )

Sep ( N = 921 )

Oct ( N = 968 )

Nov ( N = 959 )

Dec ( N = 1149 )