Year % of primary school age 1970 40.280818939209 1971 44.3503799438477 1972 43.6142196655273 1973 42.8746490478516 1974 34.5647583007812 1976 32.8613204956055 1977 31.2030296325684 1978 37.9350204467773 1979 36.8083801269531 1980 36.8952789306641 1981 36.9803695678711 1982 33.336181640625 1983 34.5743408203125 1984 34.5474815368652 1985 33.2363395690918 1986 33.7338409423828 1987 31.5893802642822 1988 30.605920791626 1989 31.2887706756592 1990 32.3330993652344 1991 31.0382099151611 1992 30.9230308532715 1993 33.3713111877441 1994 32.7615203857422 1995 34.3637008666992 1996 34.3523597717285 1998 41.2280387878418 1999 43.9712295532227 2000 23.1685791015625 2001 21.4395198822021 2002 19.2626991271973 2003 17.4702606201172 2004 18.3789901733398 2005 17.5373497009277 2006 15.8038597106934 2007 17.9416103363037 2008 16.6268291473389 2009 16.7408504486084 2010 15.488579750061 2011 14.5758104324341 2012 13.75940990448 2013 12.7999401092529 2014 13.6175899505615 2015 13.8050298690796 2016 13.0269804000854 2017 11.2506904602051 2022 25.1820106506348 2023 26.8381099700928