How many years of comparable data are there for Chad and Costa Rica?

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.

Chad vs Costa Rica: Deaths from terrorist attacks, by method of attack

Chad

0 deaths

in 2021

Costa Rica

0 deaths

in 2021

Chad rank

21st

Costa Rica rank

21st

Deaths from terrorist attacks, by method of attack over time

Chad
Costa Rica

How they compare

Chad currently reports 0 deaths against 0 deaths in Costa Rica, a difference of 0 deaths.

The two have swapped places 6 times across 51 shared years of data; in 1970 it was Costa Rica ahead.

Chad ranks 21st and Costa Rica ranks 21st of 188 countries.

Across the 6 decades both report, Chad averaged higher in 4 and Costa Rica in 1.

Head to head by decade

Decade	Chad	Costa Rica	Difference	Ahead
1970s	0 deaths	0.3 deaths	0.3 deaths	Costa Rica
1980s	0 deaths	0 deaths	0 deaths	—
1990s	8.56 deaths	0 deaths	8.56 deaths	Chad
2000s	6.4 deaths	0 deaths	6.4 deaths	Chad
2010s	38.3 deaths	0 deaths	38.3 deaths	Chad
2020s	32.5 deaths	0 deaths	32.5 deaths	Chad

Averages of every year both report within each decade.

Frequently asked questions

Which has higher deaths from terrorist attacks, by method of attack, Chad or Costa Rica?: Chad, at 0 deaths against 0 deaths in Costa Rica as of 2021.
What is the difference in deaths from terrorist attacks, by method of attack between Chad and Costa Rica?: 0 deaths, with Chad ahead.
How many years of comparable data are there for Chad and Costa Rica?: 51 years are reported by both, from 1970 to 2021.
How do Chad and Costa Rica rank globally for deaths from terrorist attacks, by method of attack?: Chad ranks 21st and Costa Rica 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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Chad vs Costa Rica: 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/chad/costa-rica/

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Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://health.statizoid.com/compare/deaths-from-terrorist-attacks-by-method-of-attack-stacked-bar/chad/costa-rica/">Chad vs Costa Rica: 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.