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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).
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).
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 ...
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]
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]
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 ...
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]
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]