Jan ( N = 2353 )

Feb ( N = 2136 )

Mar ( N = 2303 )

Apr ( N = 2260 )

May ( N = 2315 )

Jun ( N = 1421 )

Jul ( N = 1721 )

Aug ( N = 2082 )

Sep ( N = 1170 )

Oct ( N = 2030 )

Nov ( N = 2307 )

Dec ( N = 2301 )