The 2005 "mini-census" reported that the sex ratio at birth, expressed as the number of boys per 100 girls, was 119--when the global average was somewhere between 103 to 106.

FORBES

The other reason specific to a few Asian societies is because a combination of traditional preference for sons and the availability of sex-selective abortion skewed the sex ratio at birth 20 years ago, leaving too few native-born women now.

ECONOMIST: International marriage

The figures are not strictly comparable, because sample surveys show the sex ratio at birth, whereas the census gives it among infants up to the age of six.

ECONOMIST: India's skewed sex ratio: Seven brothers | The