Title: Consumer Price Index for All Urban Consumers: Education and Communication Commodities in Chicago-Naperville-Elgin, IL-IN-WI (CBSA) Series ID: CUUSA207SAEC Source: U.S. Bureau of Labor Statistics Release: Consumer Price Index Seasonal Adjustment: Not Seasonally Adjusted Frequency: Semiannual Units: Index Dec 2009=100 Date Range: 2010-01-01 to 2023-07-01 Last Updated: 2024-01-11 7:42 AM CST Notes: DATE VALUE 2010-01-01 100.433 2010-07-01 100.232 2011-01-01 100.165 2011-07-01 97.386 2012-01-01 92.491 2012-07-01 87.855 2013-01-01 85.657 2013-07-01 82.164 2014-01-01 80.273 2014-07-01 76.415 2015-01-01 74.599 2015-07-01 74.673 2016-01-01 73.587 2016-07-01 70.890 2017-01-01 67.296 2017-07-01 64.137 2018-01-01 63.062 2018-07-01 63.471 2019-01-01 66.105 2019-07-01 63.850 2020-01-01 63.130 2020-07-01 62.456 2021-01-01 61.351 2021-07-01 61.733 2022-01-01 52.340 2022-07-01 50.889 2023-01-01 47.238 2023-07-01 44.171