Year of collection | Site of collection | N86Y | References |
---|
2000 | Pikine | 31 % | [18] |
2001 | Pikine | 30.6 % | [20] |
2002–2003 | Pikine | 40 % (about) | [19] |
2005–2009 | Pikine | 20 % (about) | [19] |
2009 | Thiès | 20 % (about) | [22] |
2009–2010 | Dakar | 17.2 % | [24] |
2010–2011 | Dakar | 16.1 | [25] |
2011 | Thiès | <5 % | [22] |
2013–2014 | Dakar | 6.1 % | Present data |