use direct frequency table
use direct frequency table

tridge/DavisSi1000,tridge/DavisSi1000,chrissnell/DavisSi1000,chrissnell/DavisSi1000,chrissnell/DavisSi1000,chrissnell/DavisSi1000,tridge/DavisSi1000,chrissnell/DavisSi1000,tridge/DavisSi1000