New Delhi, March 31 (IANS) India’s headcount has risen to 1.21 billion over the last decade, making it home to 17.5 percent of the world’s population. Following are the highlights of the census data released Thursday.

– India has 623.72 million (51.54 percent) males and 586.46 million females.

– The child sex ratio has declined to 914 females per 1,000 males from 927 females per 1,000 males born as per 2001 data

– The population of India has increased by more than 181 million – 17.64 percent – from 2001-2011.

– The decade is the first, with the exception of 1911-1921, which has actually added fewer people compared to the previous decade.

– With 200 million people, Uttar Pradesh continues to be the most populous state in the country while the Lakshadweep has the least numbers at 64,429

– The number of children in the age group 0-6 has gone down five million since 2001 to 158.8 million

– The overall sex ratio showed a marginal improvement, with 940 women counted for every 1,000 men compared to 933 in the 2001 census.

– Kerala with 1,084 has the highest sex ratio followed by Puducherry with 1,038, Daman and Diu has the lowest sex ratio of 618

– Literacy rate has gone up to 74.04 percent from 64.83 in 2001 – an increase of 9.21 percentage.