The other counties with a high prevalence rate are Siaya (21 percent), Homabay (20.7 percent), Kisumu (16.3 percent), Migori (13.3 percent) and Busia (7.7 percent).
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/kenya-nairobi-among-top-10-counties-highest-number-people-living-hiv
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/all-africa
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/africa
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nairobi
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/aids