| Rank | Country | Sex ratio |
70 | Saint Lucia | at birth: 1.055 male(s)/female under 15 years: 1.05 male(s)/female 15-64 years: 0.94 male(s)/female 65 years and over: 0.82 male(s)/female total population: 0.95 male(s)/female (2011 est.) |
164 | Saint Martin | at birth: 1.04 male(s)/female under 15 years: 0.99 male(s)/female 15-64 years: 0.91 male(s)/female 65 years and over: 0.82 male(s)/female total population: 0.93 male(s)/female (2011 est.) |
155 | Saint Pierre and Miquelon | at birth: 1.042 male(s)/female under 15 years: 1.06 male(s)/female 15-64 years: 1.03 male(s)/female 65 years and over: 0.68 male(s)/female total population: 0.98 male(s)/female (2011 est.) |
171 | Saint Vincent and the Grenadines | at birth: 1.031 male(s)/female under 15 years: 1.02 male(s)/female 15-64 years: 1.06 male(s)/female 65 years and over: 0.83 male(s)/female total population: 1.03 male(s)/female (2011 est.) |
83 | Samoa | at birth: 1.051 male(s)/female under 15 years: 1.07 male(s)/female 15-64 years: 1.08 male(s)/female 65 years and over: 0.8 male(s)/female total population: 1.06 male(s)/female (2011 est.) |
10 | San Marino | at birth: 1.095 male(s)/female under 15 years: 1.14 male(s)/female 15-64 years: 0.94 male(s)/female 65 years and over: 0.8 male(s)/female total population: 0.94 male(s)/female (2011 est.) |
202 | Sao Tome and Principe | at birth: 1.03 male(s)/female under 15 years: 1.03 male(s)/female 15-64 years: 0.97 male(s)/female 65 years and over: 0.86 male(s)/female total population: 1 male(s)/female (2011 est.) |
133 | Saudi Arabia | at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1.27 male(s)/female 65 years and over: 1.03 male(s)/female total population: 1.17 male(s)/female (2011 est.) |
203 | Senegal | at birth: 1.03 male(s)/female under 15 years: 1.01 male(s)/female 15-64 years: 0.98 male(s)/female 65 years and over: 0.87 male(s)/female total population: 0.99 male(s)/female (2011 est.) |
29 | Serbia | at birth: 1.065 male(s)/female under 15 years: 1.07 male(s)/female 15-64 years: 1 male(s)/female 65 years and above: 0.7 male(s)/female total population: 0.95 male(s)/female (2011 est.) |