Year | Definition | Behavior recency | Methods | National estimates | Uncertainty Intervals |
---|---|---|---|---|---|
PWID, people who injected drugs | |||||
2002 | No age limit, urban population | - | Multipliers, capture-recapture, expert survey | 560,000 [24] | - |
2005 | Age 13+ | Multipliers | 425,000 | 325,000-425,000 [25] | |
2009 | Age 16+ | past 30 days | Multipliers | 357,000 | 230,000-360,000 [26] |
2009 | Age 10+ | past 12 months | NSUM | 358,000 | 285,000-389,000 [26] |
2009 | Age 10–19 | Multipliers, triangulation | 50,000 [27] | - | |
2012 | Age 14+ | past 30 days | Multipliers | 310,000 | 279,000-388,000 [28] |
2015 | Age 10–19 | Multipliers, triangulation | 21,700 [27] | - | |
2016 | Age 14+ | past 30 days | Multipliers, capture-recapture | 346,900 | 265,200–475,700 [29] |
2018 | Age 10–19 | Multipliers, triangulation | 6,700 [27] | - | |
2019 | Age 14+ | past 30 days | Multipliers, capture-recapture, successive sampling | 350,3001, incl. 317,000 in GCA2 | 265,700 − 474,900 [30] |
MSM, men who had anal or oral sex with men | |||||
2005 | No age limit | Multipliers, population survey | 300,000 | 177,000-430,000 [25] | |
2009 | Age 15+ | Population survey | 154,000 | 95,000-213,000 [26] | |
2009 | Age 10+ | past 12 months | NSUM | 32,000 | 23,000–39,000 [26] |
2009 | Age 10–19 | Multipliers, triangulation | 20,000 [27] | - | |
2012 | Age 14+ | past 6 months | Multipliers | 175,000 | 200,100–249,000 [28] |
2015 | Age 10–19 | Multipliers, triangulation | 11,300 [27] | - | |
2016 | Age 14+ | past 6 months | Multipliers, capture-recapture | 181,500 | 88,000-181,500 [29] |
2015 | Age 10–19 | Multipliers, triangulation | 21,300 [27] | - | |
2019 | Age 14+ | past 6 months | Multipliers, capture-recapture, and successive sampling | 179,4001, incl. 161,200 in GCA2 | 126,600 − 240,700 [30] |
SW, men or women who provided sexual services | |||||
2001 | Women, no age limit, urban population | Qualitative, triangulation | 180,000 [31] | - | |
2005 | Women aged 12+ | Multipliers, proxy respondent | 180,000 | 110,000-250,000 [25] | |
2009 | Women aged 13+ | past 30 days | Multipliers | - | 45,000–74,000 [26] |
2009 | Women aged 10+ | past 12 months | NSUM | 81,000 | 65,000–93,000 [26] |
2009 | Men aged 10+ | past 12 months | NSUM | 3,700 | 2,800-5,200 [26] |
2009 | Men and women aged 10–19 | Multipliers, triangulation | 15,000 [27] | - | |
2012 | Women aged 14+ | past 6 months | Multipliers | 80,000 | 54,000–85,800 [28] |
2015 | Men and women aged 10–19 | Multipliers, triangulation | 6,000 [27] | - | |
2016 | Men and women aged 14+ | past 6 months | Multipliers, capture-recapture | 80,100 | 56,800 − 112,300 [29] |
2018 | Men and women aged 10–19 | Multipliers, triangulation | 5,000 [27] | - | |
2019 | Men and women aged 14+ | past 6 months | Multipliers, capture-recapture, and reverse tracking | 86,6001, incl. 76,900 in GCA2 | 48,800 − 113,200 [30] |
TP, women or men whose gender identity and gender expression did not align with the sex assigned at birth (incl. without transgender transition) | |||||
2020 | Age 14+ | Multipliers, capture-recapture, wisdom of the crowds | 8,200 | 3,400 − 14,000 [32] | |
Sexual partners of PWID, men and women who had sex with PWID | |||||
2009 | Age 10+ | NSUM | 32,000 | 27,000–39,000 [26] | |
2009 | Age 10+ | past 90 days | Multipliers | 654,000 [26] | - |
Clients of female SW, men who used the sexual services of female SW | |||||
2009 | Age 10+ | NSUM | 285,000 | 248,000-322,000 [26] | |
2009 | No age limit | past 7 days | Multipliers | 830,000 [26] | - |
2009 | Men who paid women for sex, no age limit | past 12 days | Population survey | 220,000 [26] | - |
MSM who have female partners,3men who had sex with both men and women | |||||
2009 | Age 10+ | past 12 months | NSUM | 6,200 [26] | - |
2009 | No age limit | past 6 months | Multipliers | 36,000 [26] | - |