Jan ( N = 956 )

Feb ( N = 874 )

Mar ( N = 936 )

Apr ( N = 857 )

May ( N = 989 )

Jun ( N = 665 )

Jul ( N = 322 )

Aug ( N = 963 )

Sep ( N = 410 )

Jan ( N = 981 )

Feb ( N = 862 )

Mar ( N = 999 )

Apr ( N = 872 )

May ( N = 898 )

Jun ( N = 888 )

Jul ( N = 938 )

Aug ( N = 861 )

Sep ( N = 851 )

Oct ( N = 882 )

Nov ( N = 983 )

Dec ( N = 850 )

May ( N = None )

Jun ( N = None )

Jul ( N = 881 )

Aug ( N = 929 )

Sep ( N = 813 )

Oct ( N = 944 )

Nov ( N = 811 )

Dec ( N = 982 )