The US Census Bureau uses “U.S. Census Bureau, Current Population Survey, Annual Social and Economic Supplement” (US Censes) to trake income. Acording to this, the avrege household income in 1988 was 34,500. The income of the avrge household has incressed over time at slitly more then the rate of inflation. By 2006 the Avrege income had risen to $44,400. Income grow at about 5% a year over the twenty year time period.
During the same time the avrege cost of gas has gone from $1.08 in 1988 to $0.91 in 1999 to $3.17 in 2006. From dec. of 2001-2006 the largest jump occured. Prices jumped from $1.13 to its high at $3.17 in July of 2006. From 2000-2006 gas incresed in price over 300%.
Many factors go into the incress in gas prices over time. The main one is supply and demand. Since 1988 the number of cars on the road has incressed by 3 times the rate of population growth over that time. With China leading the way. China’s increesing demand for gas is the number one facter in over all increeses in world gas prices. China’s demand for gas has gone from 13.25 billion barrels a year in 1988 to over 57.3 billion barrels in 2006. Wile gas output has only incressed by 45 billion barrels doring the same time. This has lead to incressed prices world wide for gas.
Finaly, the emount of gas consumed by the avrege household during the same time has...