Year	1=extremely underdeveloped to 7=well developed and efficient by international standards
2007	2.44355939541722
2008	2.63407839183164
2009	3.027677391
2010	3.3835158864
2011	3.3
2012	3.2
2013	3.5
2014	3.4
2015	3.19811141426149
2016	3.2
2017	3.6