Year % of total expenditure in secondary public institutions 2001 100 2006 92.4138565063477 2007 95.496711730957 2008 96.3760528564453 2010 99.816276550293 2011 96.0704193115234 2012 91.7736511230469 2013 95.2462463378906 2014 92.7492980957031 2015 98.0444412231445 2016 94.2040405273438 2017 91.0635833740234 2018 85.6745529174805 2019 90.6328735351562 2020 92.1548385620117 2021 93.3878936767578 2022 100