Colon polyp facts. 1  Colon polyps are growths on the inner lining of the colon and are very common. 2  Colon polyps are important because they may be, or may become malignant (cancerous).  Changes in the genetic material of cells lining the colon are the cause of polyps.
DEFINITION of 'Consumer Price Index-CPI'. A measure that examines the weighted average of prices of a basket of consumer goods and services, such as transportation, food and medical care. The CPI is calculated by taking price changes for each item in the predetermined basket of goods and averaging them; the goods are weighted according to their importance.
Consumer Price Index Data from 1913 to 2017. Consumer Price Index (CPI-U) data is provided by the U.S. Department of Labor Bureau of Labor Statistic. This monthly pipelined data is the gas powering the always-current Inflation Calculator. The following CPI data was last updated by the government agency on April 14, 2017 and covers up to March 2017.