| Rank | Country | under 15 years | Sex ratio |
130 | Mexico | 1.04 | 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 (2011 est.) |
131 | Mongolia | 1.04 | 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 (2011 est.) |
132 | Nauru | 1.04 | at birth: 0.837 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 0.97 male(s)/female 65 years and over: 1 male(s)/female total population: 0.99 male(s)/female (2011 est.) |
133 | Nepal | 1.04 | 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: 0.88 male(s)/female total population: 0.96 male(s)/female (2011 est.) |
134 | New Caledonia | 1.04 | at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1.01 male(s)/female 65 years and over: 0.86 male(s)/female total population: 1 male(s)/female (2011 est.) |
135 | Nicaragua | 1.04 | 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: 0.78 male(s)/female total population: 1 male(s)/female (2011 est.) |
136 | Norway | 1.04 | at birth: 1.054 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1.03 male(s)/female 65 years and over: 0.76 male(s)/female total population: 0.98 male(s)/female (2011 est.) |
137 | Panama | 1.04 | at birth: 1.045 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1.02 male(s)/female 65 years and over: 0.87 male(s)/female total population: 1.02 male(s)/female (2011 est.) |
138 | Peru | 1.04 | at birth: 1.046 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1.01 male(s)/female 65 years and over: 0.89 male(s)/female total population: 1.01 male(s)/female (2011 est.) |