Which has higher suicide and other terrorist attacks, Costa Rica or Sierra Leone?

Costa Rica, at 0 attacks against 0 attacks in Sierra Leone as of 2021.

What is the difference in suicide and other terrorist attacks between Costa Rica and Sierra Leone?

0 attacks, with Costa Rica ahead.

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

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 Suicide and other terrorist attacks. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Costa Rica vs Sierra Leone: Suicide and other terrorist attacks

Costa Rica

0 attacks

in 2021

Sierra Leone

0 attacks

in 2021

Costa Rica rank

80th

Sierra Leone rank

80th

Suicide and other terrorist attacks over time

Costa Rica
Sierra Leone

How they compare

Costa Rica currently reports 0 attacks against 0 attacks in Sierra Leone, a difference of 0 attacks.

The two have swapped places 8 times across 51 shared years of data; in 1970 it was Sierra Leone ahead.

Costa Rica ranks 80th and Sierra Leone ranks 80th of 188 countries.

Across the 6 decades both report, Costa Rica averaged higher in 2 and Sierra Leone in 3.

Head to head by decade

Decade	Costa Rica	Sierra Leone	Difference	Ahead
1970s	2.2 attacks	0 attacks	2.2 attacks	Costa Rica
1980s	3.6 attacks	0 attacks	3.6 attacks	Costa Rica
1990s	0.8889 attacks	8.11 attacks	7.22 attacks	Sierra Leone
2000s	0.1 attacks	2.4 attacks	2.3 attacks	Sierra Leone
2010s	0.2 attacks	0.4 attacks	0.2 attacks	Sierra Leone
2020s	0 attacks	0 attacks	0 attacks	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher suicide and other terrorist attacks, Costa Rica or Sierra Leone?: Costa Rica, at 0 attacks against 0 attacks in Sierra Leone as of 2021.
What is the difference in suicide and other terrorist attacks between Costa Rica and Sierra Leone?: 0 attacks, with Costa Rica ahead.
How many years of comparable data are there for Costa Rica and Sierra Leone?: 51 years are reported by both, from 1970 to 2021.
How do Costa Rica and Sierra Leone rank globally for suicide and other terrorist attacks?: Costa Rica ranks 80th and Sierra Leone ranks 80th 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 Suicide and other terrorist attacks. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Costa Rica vs Sierra Leone: Suicide and other terrorist attacks. 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/suicide-and-other-terrorist-attacks/costa-rica/sierra-leone/

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<a href="https://health.statizoid.com/compare/suicide-and-other-terrorist-attacks/costa-rica/sierra-leone/">Costa Rica vs Sierra Leone: Suicide and other terrorist attacks</a> — Statizoid

About this data

Indicator: Suicide and other terrorist attacks
Unit: attacks
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

Number of non-suicide terrorist attacks.