Which has higher injuries from terrorist attacks, Costa Rica or Sierra Leone?

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

What is the difference in injuries from terrorist attacks between Costa Rica and Sierra Leone?

0 injuries, 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 Injuries from terrorist attacks. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Costa Rica vs Sierra Leone: Injuries from terrorist attacks

Costa Rica

0 injuries

in 2021

Sierra Leone

0 injuries

in 2021

Costa Rica rank

62nd

Sierra Leone rank

62nd

Injuries from terrorist attacks over time

Costa Rica
Sierra Leone

How they compare

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

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

Costa Rica ranks 62nd and Sierra Leone ranks 62nd of 188 countries.

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

Head to head by decade

Decade	Costa Rica	Sierra Leone	Difference	Ahead
1970s	0.6 injuries	0 injuries	0.6 injuries	Costa Rica
1980s	2.7 injuries	0 injuries	2.7 injuries	Costa Rica
1990s	0.5556 injuries	10.11 injuries	9.56 injuries	Sierra Leone
2000s	0 injuries	3.1 injuries	3.1 injuries	Sierra Leone
2010s	0 injuries	0 injuries	0 injuries	—
2020s	0 injuries	0 injuries	0 injuries	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher injuries from terrorist attacks, Costa Rica or Sierra Leone?: Costa Rica, at 0 injuries against 0 injuries in Sierra Leone as of 2021.
What is the difference in injuries from terrorist attacks between Costa Rica and Sierra Leone?: 0 injuries, 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 injuries from terrorist attacks?: Costa Rica ranks 62nd and Sierra Leone ranks 62nd 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 Injuries from 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: Injuries from 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 23 September 2026, from https://reference.statizoid.com/compare/injuries-from-terrorist-attacks/costa-rica/sierra-leone/

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<a href="https://reference.statizoid.com/compare/injuries-from-terrorist-attacks/costa-rica/sierra-leone/">Costa Rica vs Sierra Leone: Injuries from terrorist attacks</a> — Statizoid

About this data

Indicator: Injuries from terrorist attacks
Unit: injuries
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: 18 September 2026

Total number of non-fatal injuries from terrorist attacks.