Jan ( N = 1408 )

Feb ( N = 1316 )

Mar ( N = 1429 )

Apr ( N = 1331 )

May ( N = 867 )

Jun ( N = 325 )

Jul ( N = 74 )

Aug ( N = 233 )

Sep ( N = 969 )

Oct ( N = 1102 )

Nov ( N = 1258 )

Dec ( N = 1457 )