There has been a nine-fold increase in deaths due to terrorism globally, rising from 3,329 in 2000 to 32,685 in 2014, according to the Global Terrorism Index 2015 report by the Institute for Economics and Peace, a think-tank based in Sydney, Australia.

The global economic cost of terrorism was $283 billion over the past 15 years, reaching a record high of $53 billion in 2014. The prime targets of terrorist attacks have been citizens and private property. Deaths of private citizens increased 172 percent in 2014 over the previous year.