Jan ( N = 1208 )

Feb ( N = 498 )

Mar ( N = 461 )

Apr ( N = 448 )

May ( N = 463 )

Jun ( N = 449 )

Jul ( N = 465 )

Aug ( N = 462 )

Sep ( N = 240 )

Oct ( N = 559 )

Nov ( N = 1170 )

Dec ( N = 1194 )