Table 12. Chlamydia Among Women Aged 15–24 Years — Reported Cases and Rates of Reported Cases by Age, United States, 2012–2016

Year	Age	Cases	Rate per 100,000 Population
2012	15	24,453	1,207.2
	16	45,041	2,212.8
	17	69,465	3,346.4
	18	99,459	4,699.5
	19	108,012	5,036.6
	20	104,425	4,727.7
	21	96,456	4,266.0
	22	81,292	3,593.9
	23	65,473	3,011.7
	24	52,983	2,489.8
2013	15	21,680	1,070.3
	16	40,528	1,994.3
	17	61,666	3,018.5
	18	90,330	4,332.6
	19	102,234	4,806.0
	20	99,556	4,617.4
	21	93,713	4,219.8
	22	81,884	3,600.6
	23	68,600	3,013.5
	24	55,792	2,548.7
2014	15	20,096	987.4
	16	38,507	1,891.0
	17	58,940	2,880.9
	18	87,040	4,224.2
	19	98,711	4,688.0
	20	98,480	4,581.9
	21	94,204	4,323.2
	22	82,581	3,679.3
	23	71,535	3,112.0
	24	59,076	2,567.1
2015	15	19,643	945.9
	16	37,786	1,847.7
	17	60,149	2,935.4
	18	89,481	4,339.6
	19	100,878	4,854.1
	20	99,861	4,703.6
	21	95,927	4,427.2
	22	84,740	3,855.7
	23	73,686	3,254.1
	24	62,558	2,697.2
2016	15	19,704	948.8
	16	39,066	1,910.3
	17	61,406	2,996.7
	18	93,174	4,518.7
	19	103,289	4,970.1
	20	100,524	4,734.8
	21	96,723	4,463.9
	22	84,813	3,859.0
	23	73,054	3,226.2
	24	63,274	2,728.0

NOTE: This table should be used only for age comparisons.

Cases reported with unknown sex are not included in this table.