The sex ratio in the national capital has increased from 821 in 2001 census to 866 in 2011, but it is still below the national ratio, according to data released by the Delhi government which puts the city’s population at 1.67 crore.

Delhi chief minister Sheila Dikshit released the Delhi Statistical Hand Book on Tuesday. The book that the sex ratio was 866 females per 1,000 males in the capital in 2011, as compared to 821 females per 1,000 males in 2001. National sex ratio in 2011 was 940 females per 1,000 males.