Rice Prices, produced a one-year 11.71% standard deviation increase in 2008, Which equates to the entire Rice prices data set Standard Deviation of 12.35%. The median price for a 454g pack of rice = 0.55$

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However, Rice data series table, for all prices from 1980 up until 2007, the month-to-month average price has been in line with the historical average price of $0.55 After 2008 the average Rice prices have been substantially above average