According to the university's Global Terrorism Database (GTD), which the National Consortium for the Study of Terrorism and Responses to Terrorism (START) maintains, the number of fatalities number in the thousands. This information is freely available online. The GTD is the most comprehensive and detailed open-source terrorism database available. Funding comes from the U.S. Department of Homeland Security. The GTD statistical summary on terrorism in India is as follows: India has experienced 4,108 terrorist incidents occurring between 1970 and 2004. During this period, India ranked sixth among all countries in terms of terrorist incidents (behind Peru, Colombia, El Salvador, the United Kingdom and Northern Ireland and Spain). India had 12,539 terrorist-related fatalities between 1970 and 2004 - an average of almost 360 fatalities per year from terrorism in India. These fatalities peaked in 1991 and 1992, when 1,184 and 1,132 individuals (respectively) were killed in such incidents.
Terrorists in India have employed a variety of attack types over time: 38.7 percent of terrorist events were facility attacks, 29.7 percent were bombings and 25.5 percent were assassinations. The recent events in Mumbai would be classified as a series of coordinated facility attacks.
Detailed information on terrorist incidents in India between 1970 and 2004 can be accessed via the GTD online interface. The interface includes an Advanced Search function, allowing users to specify which types of incidents they want to explore.
START's Terrorist Organization Profiles (TOPs) collection includes information on 56 groups known to have engaged in terrorism in India. Included among these groups is Students Islamic Movement of India (SIMI).