Jan ( N = 2157 )

Feb ( N = 1930 )

Mar ( N = 2188 )

Apr ( N = 2125 )

May ( N = 2206 )

Jun ( N = 2118 )

Jul ( N = 2199 )

Aug ( N = 2201 )

Sep ( N = 2105 )

Oct ( N = 2187 )

Nov ( N = 2112 )

Dec ( N = 2223 )