Jan ( N = 1100 )

Feb ( N = 1004 )

Mar ( N = 1106 )

Apr ( N = 1083 )

May ( N = 1086 )

Jun ( N = 1050 )

Jul ( N = 1129 )

Aug ( N = 1109 )

Sep ( N = 1059 )

Oct ( N = 1169 )

Nov ( N = 1119 )

Dec ( N = 1150 )