Yet consumer food prices increased between 20 and 30 percent.

然而，食品消费价格上涨了20%到30%。

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In 2009, the CPI declined by 0.7%, whereas food prices increased by 0.7%.

2009年，CPI下降了0.7%，而食品价格却上涨了0.7%。

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For example, the CPI increased by 4.8% and 5.9% in 2007 and 2008, respectively, but food prices increased by 12.3% and 14.3%.

比如，2007和2008年CPI分别增长4.8%和5.9%，而食品价格增长了12.3%和14.3%。

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Meanwhile, food prices increased 0.2% following a 0.3% jump in the prior month.

FORBES: Magazine Article

Both energy and food prices increased, sending the index up 0.2% from September and up 1.2% for the last 12 months.

FORBES: Magazine Article

If fast food prices were increased by a mere 10 percent, the obesity rate would decrease by 0.7 percent.

FORBES: Can Food Marketers Not Make Us Fat?