Jan ( N = 83 )

Feb ( N = 75 )

Mar ( N = 48 )

Apr ( N = 73 )

May ( N = 81 )

Jun ( N = 67 )

Jul ( N = 58 )

Aug ( N = 48 )

Sep ( N = 40 )

Oct ( N = 72 )

Nov ( N = 57 )

Dec ( N = 82 )