Jan ( N = 1078 )

Feb ( N = 534 )

Mar ( N = 1068 )

Apr ( N = 1136 )

May ( N = 1143 )

Jun ( N = 1002 )

Jul ( N = 1088 )

Aug ( N = 1124 )

Sep ( N = 1108 )

Oct ( N = 1137 )

Nov ( N = 1101 )

Dec ( N = 1175 )