Year 1=extremely underdeveloped to 7=well developed and efficient by international standards 2007 2.7741935483871 2008 2.69166356151538 2009 2.6622413667 2010 2.6256472271 2011 2.7 2012 2.8 2013 2.5 2014 1.8 2015 1.37197438723204 2016 1.4 2017 2