Jan ( N = 69 )

Feb ( N = 54 )

Mar ( N = 52 )

Apr ( N = 165 )

May ( N = 120 )

Jun ( N = 65 )

Jul ( N = 146 )

Aug ( N = 61 )

Sep ( N = 25 )

Oct ( N = 4 )

Nov ( N = 1 )

Dec ( N = 10 )