回复：income和物价对比

仅是自已读来的，填一些30年来大约数据

Average individual income

In 1980: $20,000

In 2010: $40,000

Average new single-family home

In 1980: $80,000

In 2010: $200,000

Typical car

In 1980: Ford T-bird, 2-window sedan: $10,000

In 2010: Ford Taurus: $22,000

Sirloin steak, 1 lb.

In 1980: $4.5

In 2010: $5

Whole milk, 1 gallon

In 1980: $2.2

In 2010: $2.80

Bananas, 1 lb.

In 1980: 35 cents

In 2010: 50 cents

21/25 FZ Headless shrimp, 1 lb.

In 1980: $7

In 2010: $7