Feb ( N = 4 )

Mar ( N = 868 )

Apr ( N = 959 )

May ( N = 992 )

Jun ( N = 951 )

Jul ( N = 992 )

Aug ( N = 898 )

Sep ( N = 809 )

Oct ( N = 991 )

Nov ( N = 1115 )

Dec ( N = 1100 )