Table 3. Estimated number of HIV infections in Korea.

Year	Incidental HIV	Total HIV prevalence	Diagnosed mean	Undiagnosed HIV infection	Proportion undiagnosed of all those alive, %
2009	2,081.26	10,753.02	2,390.05	8,362.96	77.77
2010	1,632.10	12,370.19	3,371.99	8,998.20	72.74
2011	1,096.79	13,449.19	4,452.31	8,996.89	66.90
2012	625.23	14,054.61	5,566.70	8,487.91	60.39
2013	338.13	14,371.84	6,660.22	7,711.62	53.66
2014	244.24	14,594.97	7,697.86	6,897.11	47.26
2015	305.85	14,880.18	8,665.54	6,214.64	41.76
2016	484.26	15,344.65	9,567.12	5,777.53	37.65
2017	746.48	16,072.29	10,420.46	5,651.83	35.17
2018	1,095.90	17,150.14	11,254.15	5,895.99	34.38
2019	1,559.41	18,691.86	12,107.11	6,584.75	35.23
2020	2,165.02	20,838.90	13,029.79	7,809.11	37.47

HIV = human immunodeficiency virus.