| Rank | Country | Sex ratio |
198 | Mayotte | at birth: 1.03 male(s)/female under 15 years: 1.01 male(s)/female 15-64 years: 1.16 male(s)/female 65 years and over: 1.04 male(s)/female total population: 1.08 male(s)/female (2009 est.) |
114 | Mexico | at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 0.94 male(s)/female 65 years and over: 0.82 male(s)/female total population: 0.96 male(s)/female (2009 est.) |
115 | Micronesia, Federated States of | at birth: 1.05 male(s)/female under 15 years: 1.03 male(s)/female 15-64 years: 0.99 male(s)/female 65 years and over: 0.74 male(s)/female total population: 1 male(s)/female (2009 est.) |
52 | Moldova | at birth: 1.06 male(s)/female under 15 years: 1.06 male(s)/female 15-64 years: 0.94 male(s)/female 65 years and over: 0.58 male(s)/female total population: 0.91 male(s)/female (2009 est.) |
53 | Monaco | at birth: 1.06 male(s)/female under 15 years: 1.05 male(s)/female 15-64 years: 0.98 male(s)/female 65 years and over: 0.68 male(s)/female total population: 0.91 male(s)/female (2009 est.) |
116 | Mongolia | at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1 male(s)/female 65 years and over: 0.77 male(s)/female total population: 1 male(s)/female (2009 est.) |
13 | Montenegro | at birth: 1.08 male(s)/female under 15 years: 0.96 male(s)/female 15-64 years: 1.08 male(s)/female 65 years and over: 0.68 male(s)/female total population: 0.99 male(s)/female (2009 est.) |
199 | Montserrat | at birth: 1.03 male(s)/female under 15 years: 1.08 male(s)/female 15-64 years: 0.92 male(s)/female 65 years and over: 1.95 male(s)/female total population: 1.01 male(s)/female (2009 est.) |
117 | Morocco | at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1 male(s)/female 65 years and over: 0.75 male(s)/female total population: 0.99 male(s)/female (2009 est.) |
223 | Mozambique | at birth: 1.02 male(s)/female under 15 years: 1.01 male(s)/female 15-64 years: 0.96 male(s)/female 65 years and over: 0.71 male(s)/female total population: 0.97 male(s)/female (2009 est.) |
200 | Namibia | at birth: 1.03 male(s)/female under 15 years: 1.02 male(s)/female 15-64 years: 1.02 male(s)/female 65 years and over: 0.81 male(s)/female total population: 1.01 male(s)/female (2009 est.) |
118 | Nauru | at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 0.97 male(s)/female 65 years and over: 1.04 male(s)/female total population: 1 male(s)/female (2009 est.) |
| Navassa Island | void |
164 | Nepal | at birth: 1.04 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 0.92 male(s)/female 65 years and over: 0.89 male(s)/female total population: 0.96 male(s)/female (2009 est.) |