Jan ( N = 116 )

Feb ( N = 115 )

Mar ( N = 677 )

Apr ( N = 1339 )

May ( N = 304 )

Jun ( N = 283 )

Jul ( N = 2320 )

Aug ( N = 2383 )

Sep ( N = 2225 )

Oct ( N = 2242 )

Nov ( N = 1848 )

Dec ( N = 1734 )