Year % of total expenditure in tertiary public institutions 2012 99.5197296142578 2013 99.4517517089844 2014 98.7934265136719 2015 100 2016 99.6426467895508 2017 98.929931640625 2020 96.7581787109375 2021 97.0850677490234 2022 96.3376617431641