Figure 1. Chlamydia - Rates: United States, 1984-2004

Note: As of January 2000, all 50 states and the District of Columbia had regulations requiring the reporting of chlamydia cases.

Figure 2. Chlamydia - Rates by state: United States and outlying areas, 2004

Note: The total rate of chlamydia for the United States and outlying areas (Guam, Puerto Rico and Virgin Islands) was 316.7 per 100,000 population. For further information on chlamydia reporting, see Appendix (Chlamydia Morbidity Reporting).

Figure 3. Chlamydia - Rates by county: United States, 2004

Figure 4. Chlamydia - Rates by region: United States, 1984-2004

 Chlamydia figures continue on the next page.