Feb ( N = 400 )

Mar ( N = 964 )

Apr ( N = 978 )

May ( N = 1131 )

Jun ( N = 1072 )

Jul ( N = 1122 )

Aug ( N = 1041 )

Sep ( N = 1040 )

Oct ( N = 1138 )

Nov ( N = 1132 )

Dec ( N = 1164 )