No. 1: Switzerland Life expectancy: 82.70 Official retirement age: 65 for men, 64 for women Population 60 and over: 23% Projected population 60 and over in 2050: 37% No. 2: Japan Life expectancy: 82.59 Official retirement age: 65 Population 60 and over: 32% Projected population 60 and over in 2050: 41%No. 3: Iceland Life expectancy: 82.36 Official retirement age: 67 Population 60 and over: 17%http://www.bloomberg.com/money-gallery/2013-09-17/where-people-live-the-longest.html#slide9