Feb ( N = 531 )

Mar ( N = 1131 )

Apr ( N = 1164 )

May ( N = 980 )

Jun ( N = 705 )

Jul ( N = 1135 )

Aug ( N = 1044 )

Sep ( N = 1057 )

Oct ( N = 1058 )

Nov ( N = 1112 )

Dec ( N = 1167 )