The document summarizes demographic and socioeconomic data from various sources about populations in Kerala, India disaggregated by caste and other social categories. It shows that while Scheduled Castes and Scheduled Tribes make up around 10-12% of Kerala's population, they lag behind other social groups in some development indicators like nutritional status of children, economic status, and awareness of issues like HIV/AIDS. The data is from censuses and national surveys conducted by the government of India and is meant to inform more inclusive policymaking and programming.