How many years of comparable data are there for Iran and Sri Lanka?

51 years are reported by both, from 1970 to 2021.

Where does this data come from?

National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data, published as Deaths from terrorist attacks, by method of attack. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran vs Sri Lanka: Deaths from terrorist attacks, by method of attack

Iran

0 deaths

in 2021

Sri Lanka

0 deaths

in 2021

Iran rank

21st

Sri Lanka rank

21st

Deaths from terrorist attacks, by method of attack over time

Iran
Sri Lanka

How they compare

Iran currently reports 0 deaths against 0 deaths in Sri Lanka, a difference of 0 deaths.

The two have swapped places 16 times across 51 shared years of data; in 1970 it was Sri Lanka ahead.

Iran ranks 21st and Sri Lanka ranks 21st of 188 countries.

Across the 6 decades both report, Iran averaged higher in 3 and Sri Lanka in 3.

Head to head by decade

Decade	Iran	Sri Lanka	Difference	Ahead
1970s	0.3 deaths	0 deaths	0.3 deaths	Iran
1980s	1 deaths	38.5 deaths	37.5 deaths	Sri Lanka
1990s	0.8889 deaths	102.11 deaths	101.22 deaths	Sri Lanka
2000s	3.4 deaths	13.3 deaths	9.9 deaths	Sri Lanka
2010s	4.6 deaths	0 deaths	4.6 deaths	Iran
2020s	1 deaths	0 deaths	1 deaths	Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher deaths from terrorist attacks, by method of attack, Iran or Sri Lanka?: Iran, at 0 deaths against 0 deaths in Sri Lanka as of 2021.
What is the difference in deaths from terrorist attacks, by method of attack between Iran and Sri Lanka?: 0 deaths, with Iran ahead.
How many years of comparable data are there for Iran and Sri Lanka?: 51 years are reported by both, from 1970 to 2021.
How do Iran and Sri Lanka rank globally for deaths from terrorist attacks, by method of attack?: Iran ranks 21st and Sri Lanka ranks 21st of 188 countries.
Where does this data come from?: National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data, published as Deaths from terrorist attacks, by method of attack. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran vs Sri Lanka: Deaths from terrorist attacks, by method of attack. Statizoid, drawing on National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data. Retrieved 30 August 2026, from https://health.statizoid.com/compare/deaths-from-terrorist-attacks-by-method-of-attack-stacked-bar/iran-islamic-rep/sri-lanka/

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<a href="https://health.statizoid.com/compare/deaths-from-terrorist-attacks-by-method-of-attack-stacked-bar/iran-islamic-rep/sri-lanka/">Iran vs Sri Lanka: Deaths from terrorist attacks, by method of attack</a> — Statizoid

About this data

Indicator: Deaths from terrorist attacks, by method of attack
Unit: deaths
Source: National Consortium for the Study of Terrorism and Responses to Terrorism (START) (2022) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 188 places, 9,021 data points, 1970–2021
Last refreshed: 28 August 2026

Deaths from terrorist attacks of unknown type.