[['index (year)', 'author / editor / source', 'year of publication', 'countries sampled', 'world ranking (1)', 'ranking la (2)'], ['environmental performance (2008)', 'yale university', '2008', '149', '32nd', '5th'], ['democracy (2010)', 'the economist', '2010', '167', '46th', '4th'], ['global peace (2008)', 'the economist', '2008', '140', '48th', '4th'], ['economic freedom (2008)', 'the wall street journal', '2008', '157', '46th', '3rd'], ['quality - of - life (2005)', 'the economist', '2007', '111', '47th', '7th'], ['travel and tourism competitiveness (2008)', 'world economic forum', '2008', '130', '50th', '3rd'], ['press freedom (2007)', 'reporters without borders', '2007', '169', '54th', '5th'], ['global competitiviness (2007)', 'world economic forum', '2007 - 08', '131', '59th', '3rd'], ['human development (2005)', 'united nations (undp)', '2007 - 08', '177', '62nd', '7th'], ['corruption perception (2010)', 'transparency international', '2010', '178', '73rd', '6th']]
The Economist authored 3 of these Ranking
[ENT] authored 3 of these [ENT]