Control of Corruption in Sierra Leone

Sierra Leone: Control of Corruption was 11 number of surveys/polls in 2011. ▲ Rising

Latest (2011)
11 number of surveys/polls
Change on year
unchanged
World rank
21st
of 53 countries
All-time high
11 number of surveys/polls
in 2009
All-time low
2 number of surveys/polls
in 1996
Years of data
13
1996–2011

Control of Corruption in Sierra Leone, 1996–2011

246810121996200320111996: 2 number of surveys/polls1998: 4 number of surveys/polls2000: 4 number of surveys/polls2002: 4 number of surveys/polls2003: 6 number of surveys/polls2004: 7 number of surveys/polls2005: 7 number of surveys/polls2006: 9 number of surveys/polls2007: 9 number of surveys/polls2008: 10 number of surveys/polls2009: 11 number of surveys/polls2010: 11 number of surveys/polls2011: 11 number of surveys/polls

Source: World Bank Institute. Measured in number of surveys/polls.

Analysis

The most recent figure for control of corruption in Sierra Leone is 11 number of surveys/polls, measured in 2011. That is the highest value across all 13 years on record.

The figure is up 175.0% over ten years.

Over the whole period, control of corruption in Sierra Leone peaked at 11 number of surveys/polls in 2009 and was at its lowest, 2 number of surveys/polls, in 1996.

Sierra Leone ranks 21st of 53 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 13 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1990s 3 number of surveys/polls 2 number of surveys/polls 4 number of surveys/polls 2
2000s 7.44 number of surveys/polls 4 number of surveys/polls 11 number of surveys/polls 9
2010s 11 number of surveys/polls 11 number of surveys/polls 11 number of surveys/polls 2

Countries ranked near Sierra Leone

  1. 21 Algeria 11 number of surveys/polls compare
  2. 21 Botswana 11 number of surveys/polls compare
  3. 21 Côte d'Ivoire 11 number of surveys/polls compare
  4. 21 Tunisia 11 number of surveys/polls compare

See the full ranking of 53 places →

More reference data data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is control of corruption in Sierra Leone?
Control of corruption in Sierra Leone was 11 number of surveys/polls in 2011, according to World Bank Institute.
What is the highest control of corruption recorded in Sierra Leone?
The highest recorded value was 11 number of surveys/polls in 2009.
What is the lowest control of corruption recorded in Sierra Leone?
The lowest recorded value was 2 number of surveys/polls in 1996.
How does Sierra Leone rank for control of corruption?
Sierra Leone ranks 21st out of 53 countries with data for 2011.
Is control of corruption rising or falling in Sierra Leone?
Over the last ten years it is up 175.0%. The long-run trend across the full record is rising.
Where does this Sierra Leone data come from?
The figures come from World Bank Institute, published as part of Control of Corruption (number of surveys/polls). Statizoid updates them automatically from the source API.

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Control of Corruption in Sierra Leone. Statizoid, drawing on World Bank Institute. Retrieved 22 August 2026, from https://reference.statizoid.com/stat/control-of-corruption-number-of-surveys-polls/sierra-leone/

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About this data

Indicator
Control of Corruption (number of surveys/polls)
Unit
number of surveys/polls
Source
World Bank Institute
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
53 places, 688 data points, 1996–2011
Last refreshed

See definition GV.CONT.CO.ES. This is the number of surveys/polls used to derive the GV.CONT.CO.ES.