Technology is a growing part of the US economy.
The four largest manufacturing industries in America are computers and electronics; chemicals; food, beverages, and tobacco; petroleum and coal—account for about 51 percent of manufacturing GDP. The top nine sectors constitute approximately 79 percent of manufacturing GDP. These sectors accounted for 68 percent of total manufacturing employment in 2010.
From the above graph, we can see clearly that the technology sector had increased from $225billion in 2006 to about $360billion in 2011, which is about a 60% increase in a span of 5 years, thats a massive growth within a short period.