Original: According to the criterion used by the Planning Commission of India 27.5 % of the population was living below the poverty line in 2004 2005 , down from 51.3 % in 1977 1978 , and 36 % in 1993-1994Poverty estimates for 2004-05 , Planning commission , Government of India , March 2007 .
Simplified: 27.5 % of the population was living below the poverty line in 2004 2005 . Poverty estimates for 2004-05 , Planning commission , Government of India , March 2007 .