A math quetion to see how wonderful HaiGui's life in China

Pork: 30YUAN / 500g
To keep health, 1000g is minimum daily consumtion for a HaiGui family.

12mon x 30 days x 2 x 30 = 21600

If HaiGui\'s yearly income is as high as 200k, how much percentage does the HaiGui spend for Pork only?