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  2. Human sex ratio - Wikipedia

    en.wikipedia.org/wiki/Human_sex_ratio

    Qatar has the highest male-to-female ratio, with 2.87 males/female. For the group aged below 15, Sierra Leone has the lowest female-to-male ratio with 0.96 males/female, and the Republic of Georgia and the People's Republic of China are tied for the highest male-to-female ratio with 1.13 males/female (according to the 2006 CIA World Factbook).

  3. List of sovereign states by sex ratio - Wikipedia

    en.wikipedia.org/wiki/List_of_sovereign_states...

    It shows the male to female sex ratio by the Central Intelligence Agency of the United States. If there is a discrepancy between The World Factbook and a country's census data, the latter may be used instead. A ratio above 1, for example 1.1, means there are more males than females (1.1 males for every female).

  4. Sex ratio - Wikipedia

    en.wikipedia.org/wiki/Sex_ratio

    The tertiary sex ratio is equivalent to the adult sex ratio (ASR), which is defined as the ratio of adult males to females in a population. [ 10 ] [ 11 ] The operational sex ratio (OSR) is the ratio of sexually active males to females in a population, and is therefore derived from a subset of the individuals included when calculating the ASR ...

  5. Sex-ratio imbalance in China - Wikipedia

    en.wikipedia.org/wiki/Sex-ratio_imbalance_in_China

    In 2021, China's official census report showed a sex ratio of 112 male to 100 female births, compared to a global average of 105 or 106 male to 100 female births. This is down from a high of 118 male to 100 female births from 2002 to 2008. [2] The sex imbalance in some rural areas is higher, at 130 boys to 100 girls. [3]

  6. Demographics of the United States - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_the_United...

    It is used to gauge the strain on the populace that is productive. The support ratio is the ratio of the working-age population to the elderly population, that is, the reciprocal of the aged dependency ratio. Total dependency ratio: 54.03% (2021) [37] Country comparison to the world*: 110th [47]

  7. Demographics of Qatar - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_Qatar

    Sex ratio; Total: 3.36 male(s)/female (2022 est.) At birth: 1.02 male(s)/female: Under 15: 1.02 male(s)/female: 65 and over: 1.13 male(s)/female: Nationality ...

  8. Demographics of Russia - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_Russia

    Russia has one of the world's most female-biased sex ratios, with 0.859 males to every female, [15] due to its high male mortality rate. [72] In 2019, the overall life expectancy in Russia at birth was 73.2 years (68.2 years for males and 78.0 years for females), [73] and it had a very low infant mortality rate (5 per 1,000 live births). [74]

  9. Demographics of India - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_India

    Male to Female ratio, at birth 12th of 214 in 2009 [59] ... Male to female sex ratio for India, based on its official census data, from 1941 through 2011. [73]