Life expectancy is a raw statistic, but it can reflect roughly the quality of the health care systems. This is a list with the top ten countries with the highest life expectancy according to the united nations and CIA. According to the united nations "2005 - 2010" : 1- Japan "Average : 82.6 years" 2- Hong Kong "Average : 82.2 years" 3- Switzerland "Average : 82.1 years" 4- Israel "Average : 82.0 years" 5- Iceland "Average : 81.8 years" 6- Australia "Average : 81.2 years" 7- Singapore "Average : 81.0 years" 8- Spain "Average : 80.9 years" 9- Sweden "Average : 80.9 years" 10- Macau "Average : 80.7 years" According to CIA "2011" : 1- Monaco "Average : 89.7 years" 2- Macau "Average : 84.4 years" 3- San Marino "Average : 83.0 years" 4- Andorra "Average : 82.4 years" 5- Japan"Average : 82.3 years" 6- Guernsey "Average : 82.2 years" 7- Singapore "Average : 82.1 years" 8- Hong Kong "Average : 82.0 years" 9- Australia "Average : 81.8 years" 10- Italy "Average : 81.8 years"