Jan ( N = 1150 )

Feb ( N = 1024 )

Mar ( N = 1147 )

Apr ( N = 1110 )

May ( N = 923 )

Jun ( N = 580 )

Jul ( N = 426 )

Aug ( N = 1138 )

Sep ( N = 973 )

Oct ( N = 1035 )

Nov ( N = 1070 )

Dec ( N = 1105 )