Feb ( N = 800 )

Mar ( N = 1757 )

Apr ( N = 1537 )

May ( N = 1712 )

Jun ( N = 1708 )

Jul ( N = 1310 )

Aug ( N = 1537 )

Sep ( N = 1628 )

Oct ( N = 467 )

Nov ( N = 1255 )

Dec ( N = 1091 )