Figure 4-6 Percent Change in Consumer Prices: 2014–2015
1 Indexes on a December 1997 = 100 base. 2 Special index based on a substantially smaller sample size. 3 Indexes on a December 1984 = 100 base.
4 Indexes on a December 2005 = 100 base.
NOTES: Based on Consumer Price Index for all urban consumers (CPI-U), U.S. city average, by detailed expenditure category and commodity and
service group, uses index 1982-84=100 unless otherwise noted.
SOURCE: U.S. Department of Labor, Bureau of Labor Statistics, CPI detailed report, table 1A and 3A, data for December 2015, available at www.bls.
gov/cpi/cpid1501.pdf as of February 2016.