Jan ( N = 289 )

Feb ( N = 280 )

Mar ( N = 321 )

Apr ( N = 334 )

May ( N = 432 )

Jun ( N = 471 )

Jul ( N = 448 )

Aug ( N = 369 )

Sep ( N = 384 )

Oct ( N = 358 )

Nov ( N = 176 )

Dec ( N = 253 )