ナイル・サハラ語族
The total for all speakers of Nilo-Saharan languages according to "Ethnologue" 16 is 38–39 million people. However, the data spans a range from ca. 1980 to 2005, with a weighted median at ca. 1990. Given population growth rates, the figure in 2010 might be half again higher, or about 60 million.