Jan ( N = 2385 )

Feb ( N = 2153 )

Mar ( N = 2379 )

Apr ( N = 2304 )

May ( N = 2383 )

Jun ( N = 2262 )

Jul ( N = 2328 )

Aug ( N = 2296 )

Sep ( N = 1801 )

Oct ( N = 2358 )

Nov ( N = 2305 )

Dec ( N = 2389 )