 Between 2003 and 2005, the estimated HIV prevalence among Cambodian adults aged 15 to 49 declined from 2.0% to 1.6%.Timor-Leste is a low HIV-prevalence country with less than 0.2% of the adult population estimated to be HIV-positive.Forty-three cases of the disease were confirmed in 2007 and are now under treatment, according to the Ministry of Health.