Types. In most species, the sex ratio varies according to the age profile of the population. It is generally divided into four subdivisions: primary sex ratio — ratio …

Sex Ratio Population sex ratio (males per 100 females) In the human species the ratio between males and females at birth is slightly biased towards the male sex.

The SA2 with the highest sex ratio was Howard Springs (274.7 males per 100 females) in Darwin, home of the Darwin Correctional Centre. This was followed by East Pilbara (265.1) and Ashburton (251.2), which are areas with significant mining activity in …

OECD.Stat enables users to search for and extract data from across OECD’s many databases.

The human sex ratio is the number of males for each female in a population. This is a list of sex ratios by country or region.

This entry provides the distribution of the population according to age. Information is included by sex and age group as follows: 0-14 years (ren), 15-24 years (early working age), 25-54 years (prime working age), 55-64 years (mature working age), 65 years and over (elderly).

Sex Ratio in India currently stands at 946 females available for every 1000 males. Know more on sex ratio in all states of India and sex (male female) ratio.

(1) The population figures are not adjusted for seasonal variation; therefore, identical numbers appear in the unadjusted and seasonally adjusted columns. NOTE: Updated population controls are introduced annually with the release of January data

A comprehensive overview and explanation of sex ratio, the demographic ratio of men to women as expressed as a ratio. From your About.com Guide to Geography.

Along with your age, the rating of your body mass index is markedly changing. For a detailed overview, use your coloured health risk chart.