Energy use per Capita (kg of oil equivalent per capita) in 1971:
Sri Lanka 299.28
Energy use per Capita (kg of oil equivalent per capita) in 2011:
Sri Lanka 499.34
An under-reported story seems to be that of Nepal which has stagnated for some 20 years according to energy use statistics (1970-1990) and exchanged places with India in South Asian Rankings in the mean time.
Also, India is one of those places that has experienced a decrease in subjective well being and sense of free choice. (Post-independence Fabianism?)
More at Our World in Data