The GTI uses four indicators to measure the impact of terrorism: the number of terrorist incidents, deaths, casualties and the level of property damage. These indicators are used to create a weighted five year average for each country, APA reports quoting visionofhumanity.org website.
Iraq, Pakistan, Afghanistan, India, Yemen, Somalia, Nigeria, Thailand, Russia and the Philippines have been ranked in the top ten of the list of 158 countries. Iran is No.17, Turkey No.19, Azerbaijan ranked 81st with 0.87 index.