How many years of comparable data are there for Colombia 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 Deaths from terrorist attacks, by method of attack. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Colombia vs Sierra Leone: Deaths from terrorist attacks, by method of attack

Colombia

0 deaths

in 2021

Sierra Leone

0 deaths

in 2021

Colombia rank

21st

Sierra Leone rank

21st

Deaths from terrorist attacks, by method of attack over time

Colombia
Sierra Leone

How they compare

Colombia currently reports 0 deaths against 0 deaths in Sierra Leone, a difference of 0 deaths.

The two have swapped places 10 times across 51 shared years of data; in 1970 it was Sierra Leone ahead.

Colombia ranks 21st and Sierra Leone ranks 21st of 188 countries.

Colombia has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Colombia	Sierra Leone	Difference	Ahead
1970s	4 deaths	0 deaths	4 deaths	Colombia
1980s	33.7 deaths	0 deaths	33.7 deaths	Colombia
1990s	58 deaths	1.89 deaths	56.11 deaths	Colombia
2000s	21.5 deaths	0.2 deaths	21.3 deaths	Colombia
2010s	6.9 deaths	0 deaths	6.9 deaths	Colombia
2020s	8.5 deaths	0 deaths	8.5 deaths	Colombia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher deaths from terrorist attacks, by method of attack, Colombia or Sierra Leone?: Colombia, at 0 deaths against 0 deaths in Sierra Leone as of 2021.
What is the difference in deaths from terrorist attacks, by method of attack between Colombia and Sierra Leone?: 0 deaths, with Colombia ahead.
How many years of comparable data are there for Colombia and Sierra Leone?: 51 years are reported by both, from 1970 to 2021.
How do Colombia and Sierra Leone rank globally for deaths from terrorist attacks, by method of attack?: Colombia ranks 21st and Sierra Leone 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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Colombia vs Sierra Leone: 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 29 August 2026, from https://health.statizoid.com/compare/deaths-from-terrorist-attacks-by-method-of-attack-stacked-bar/colombia/sierra-leone/

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<a href="https://health.statizoid.com/compare/deaths-from-terrorist-attacks-by-method-of-attack-stacked-bar/colombia/sierra-leone/">Colombia vs Sierra Leone: 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.