Jan ( N = 1425 )

Feb ( N = 1333 )

Mar ( N = 1425 )

Apr ( N = 1379 )

May ( N = 1412 )

Jun ( N = 1377 )

Jul ( N = 1421 )

Aug ( N = 1421 )

Sep ( N = 1380 )

Oct ( N = 1423 )

Nov ( N = 1380 )

Dec ( N = 1413 )