In 2004, the minimum protection price of round rice was 0.75 yuan/kg. From 2004 to 20 10, the rice price was very stable in these seven years. In the eighth year, that is, 20 1 1 year, the price of rice rose by 23 cents, and the price was 1.28 yuan/kg. 20 cents in 20 12, directly to 1.4 yuan/kg; 20 13 year increase 1 cent, reaching 1.5 yuan/kg; 20 14 years is adjusted to 1.55 yuan.

By 20 17, the price of rice will drop to 1.5 yuan/kg. 20 18 directly fell to 1.3 yuan/kg, down 2 cents. And then continue until 202 1. By 2022, the purchase price will be 1.3 1 yuan/kg, and the first-class grain will be 1.35 yuan/kg.