Jan ( N = 1 )

Feb ( N = 1647 )

Mar ( N = 2261 )

Apr ( N = 2189 )

May ( N = 2263 )

Jun ( N = 2189 )

Jul ( N = 2248 )

Aug ( N = 2260 )

Sep ( N = 2190 )

Oct ( N = 2254 )

Nov ( N = 1126 )

Dec ( N = 909 )