(KCEN) -- Chocolate is big business and Halloween is its biggest holiday.
Chocolate is so popular it's the most preferred candy this Halloween.
A survey conducted by the National Confectioners Association found that chocolate will account for 72% of all candy spending this Halloween.
In the past 52 months ending September 8, Americans spent $3.9 billion.
They bought 3.5 billion chocolate bars, bags, and boxes under 3.5 ounces.
Reese's and M&M's each accounted for more than five-hundred-million of the sales.