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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
May 1, 2025
215752
Oman
OMN
true
2
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Pupil-teacher ratio, tertiary
2015,2014,2012,2011,2010,2008,2007,2006,2005,1999,1998,1997,1996,1995,1994,1993,1992,1991,1990,1989,1988,1987,1986,1985,1984,1983,1982,1981,1980,1979,1978