Année,1 personne,2 personnes,3 personnes,4 personnes,5 personnes et +,Total 2007,3.15,4.23,5.13,5.79,6.21,4.65 2008,3.10,4.18,5.11,5.87,6.17,4.63 2009,3.01,4.04,5.10,5.94,6.17,4.57 2010,2.91,3.88,4.96,5.91,6.18,4.46 2011,2.86,3.73,4.86,5.87,6.14,4.34 2012,2.87,3.67,4.80,5.79,6.09,4.27 2013,2.89,3.65,4.83,5.82,6.11,4.28 2014,2.89,3.63,4.81,5.80,6.05,4.26 2015,2.97,3.65,4.81,5.78,5.95,4.29 2016,3.03,3.68,4.86,5.84,5.94,4.34 2017,3.04,3.63,4.90,5.90,5.94,4.34 2018,3.02,3.63,4.91,5.88,5.96,4.32