How much food for a house in US? and how many barrels of crude oil? and pounds of whole chicken?

This chart shows how many tonnes of corn a median price new single family home in US can buy between May 1981 and May 2011.

(inspired by (and to compare with) Median Home Price by Ounce of Gold)

Source:
Average Median New Home Price: US Census
Maize (corn) price: Indexmundi

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This chart shows how many barrels of crude oil a median price new single family home in US can buy between May 1981 and May 2011.

Crude Oil price: Indexmundi

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This chart shows how many thousand pounds of whole chicken a median price new single family home in US can buy between May 1981 and May 2011.

Crude Oil price: Indexmundi