Jan ( N = 341 )

Feb ( N = 1034 )

Mar ( N = 1032 )

Apr ( N = 930 )

May ( N = 961 )

Jun ( N = 913 )

Jul ( N = 959 )

Aug ( N = 893 )

Sep ( N = 858 )

Oct ( N = 949 )

Nov ( N = 1072 )

Dec ( N = 1132 )