Year % of total expenditure in tertiary public institutions 1998 65.9729232788086 1999 68.4837493896484 2015 87.0551528930664 2016 87.8432388305664 2017 86.8573226928711 2018 86.9251174926758 2019 86.3802871704102 2020 84.3724517822266