42 years (2006 est.)

Saint Lucia
total population: 73.84 years
male: 70.29 years
female: 77.65 years (2006 est.)

Saint Pierre and Miquelon
total population: 78.61 years
male: 76.27 years
female: 81.06 years (2006 est.)

Saint Vincent and the Grenadines
total population: 73.85 years
male: 71.99 years
female: 75.77 years (2006 est.)

Samoa
total population: 71 years
male: 68.2 years
female: 73.94 years (2006 est.)

San Marino
total population: 81.71 years
male: 78.23 years
female: 85.5 years (2006 est.)

Sao Tome and Principe
total population: 67.31 years
male: 65.73 years
female: 68.95 years (2006 est.)

Saudi Arabia
total population: 75.67 years
male: 73.66 years
female: 77.78 years (2006 est.)

Senegal
total population: 59.25 years
male: 57.7 years
female: 60.85 years (2006 est.)

Serbia
total population: 74 years
male: 71 years
female: 76 years

Seychelles
total population: 72.08 years
male: 66.69 years
female: 77.63 years (2006 est.)

Sierra Leone
total population: 40.22 years
male: 38.05 years
female: 42.46 years (2006 est.)

Singapore
total population: 81.71 years
male: 79.13 years
female: 84.49 years (2006 est.)

Slovakia
total population: 74.73 years
male: 70.76 years
female: 78.89 years (2006 est.)

Slovenia
total population: 76.33 years
male: 72.63 years
female: 80.29 years (2006 est.)

Solomon Islands
total population: 72.91 years
male: 70.4 years
female: 75.55 years (2006 est.)

Somalia
total population: 48.47 years
male: 46.71 years
female: 50.28 years (2006 est.)

South Africa
total population: 42.73 years
male: 43.25 years
female: 42.19 years (2006 est.)

Spain
total population: 79.65 years
male: 76.32 years
female: 83.2 years (2006 est.)

Sri Lanka
total population: 73.41 years
male: 70.83 years
female: 76.12 years (2006 est.)

Sudan
total population: 58.92 years
male: 57.69 years
female: 60.21 years (2006 est.)

Suriname
total population: 69.01 years
male: 66.66 years
female: 71.47 years (2006 est.)

Svalbard
total population: NA
male: NA
female: NA

Swaziland
total population: 32.62 years
male: 32.1 years
female: 33.17 years (2006 est.)

Sweden
total population: 80.51 years
male: 78.29 years
female: 82.87 years (2006 est.)

Switzerland
total population: 80.51 years
male: