Jan ( N = 55 )

Feb ( N = 87 )

Mar ( N = 87 )

Apr ( N = 79 )

May ( N = 82 )

Jun ( N = 81 )

Jul ( N = 56 )

Aug ( N = 91 )

Sep ( N = 89 )

Oct ( N = 93 )

Nov ( N = 76 )

Dec ( N = 93 )