Jan ( N = 1180 )

Feb ( N = 1046 )

Mar ( N = 1126 )

Apr ( N = 1033 )

May ( N = 869 )

Jun ( N = 1138 )

Jul ( N = 1172 )

Aug ( N = 1075 )

Sep ( N = 473 )

Oct ( N = 180 )

Dec ( N = 433 )