The estimated annual expenditureto service the Scottish Executive’s PPP roads projects is shown in the followingtable:Estimated Annual Unitary Charge(£ Million) Year M6 M77/GSO* 2006-07 23.3 11.8 2007-08 28.1 12.1 2008-09 27.1 12.4 2009-10 26.8 12.7 2010-11 27.7 13.1 2011-12 27.9 13.6 2012-13 28.8 14.6 2013-14 28.9 14.5 2014-15 35.2 14.8 2015-16 45.7 16.2 2016-17 45.6 15.6 2017-18 48.2 15.9 2018-19 47.8 16.4 2019-20 40.4 16.9 2020-21 35.9 18.0 2021-22 34.9 17.6 2022-23 16.0 18.9 2023-24 7.6 19.3 2024...