The improvements in per capita Gross Domestic Product, informal sector wages, industrial density and banking density have contributed towards the enhancement of the Economy and Business Climate subindex. With regard to the sub-index of Well-being of the People, the improvements were mainly due to high performance in availability of healthcare facilities, availability & quality of education, wealth of people and availability and usage of entertainment facilities. The Sri Lanka Prosperity Index (SLPI) comprises of three sub-indices, Economy and Business Climate, Wellbeing of the People and Socio-Economic Infrastructure, which are measured using 42 representative variables reflecting the economic and social progression of provinces.