Dataset Groups Activity Stream IDPH STD Illinois By Sex Illinois 2000-2016 STD counts and rates (per 100,000 population) by sex. See attachment for metadata and censoring details under the "About" link. Null values in dataset reflect censored data. Data Source: department-of-public-health STD Program. Data and Resources dataCSV Explore Preview Download chlamydia count early syphilis gonorrhea rate sex std syphilis Additional Info Field Value Last Updated June 20, 2018, 21:45 (UTC) Created August 14, 2017, 19:34 (UTC)