Jan ( N = 670 )

Feb ( N = 530 )

Mar ( N = 545 )

Apr ( N = 129 )

May ( N = 257 )

Jun ( N = 395 )

Jul ( N = 256 )

Aug ( N = 214 )

Sep ( N = 66 )

Oct ( N = 331 )

Nov ( N = 30 )

Dec ( N = 4 )