Chlorophyll-a deviation from the global average in Gambia

Gambia: Chlorophyll-a deviation from the global average was 3.4% in 2022. ◆ Volatile

Latest (2022)
3.4%
Change on year
down 16.1%
World rank
59th
of 195 countries
All-time high
16.2%
in 2018
All-time low
2.4%
in 2010
Years of data
18
2005–2022

Chlorophyll-a deviation from the global average in Gambia, 2005–2022

0510152005201320222005: 8.5 %2006: 10.7 %2007: 9.6 %2008: 4.8 %2009: 11.4 %2010: 2.4 %2011: 3.9 %2012: 5.2 %2013: 4.5 %2014: 8.6 %2015: 4.6 %2016: 11.1 %2017: 5.8 %2018: 16.2 %2019: 3.1 %2020: 4.4 %2021: 4 %2022: 3.4 %

Source: UN Statistics Division – processed by Our World in Data. Measured in %.

Analysis

The most recent figure for chlorophyll-a deviation from the global average in Gambia is 3.4%, measured in 2022.

Compared with earlier readings it is down 16.1% on the previous year and down 34.9% over ten years.

Over the whole period, chlorophyll-a deviation from the global average in Gambia peaked at 16.2% in 2018 and was at its lowest, 2.4%, in 2010.

That places Gambia 59th out of 195 countries with data for 2022, putting it in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Chlorophyll-a deviation from the global average in Gambia, year by year

Annual values for Chlorophyll-a deviation from the global average in Gambia, 2005 to 2022.
Year % Change
2005 8.5%
2006 10.7% +25.6%
2007 9.6% -9.5%
2008 4.8% -49.8%
2009 11.4% +134.9%
2010 2.4% -79.0%
2011 3.9% +64.9%
2012 5.2% +31.7%
2013 4.5% -13.9%
2014 8.6% +91.9%
2015 4.6% -45.9%
2016 11.1% +138.8%
2017 5.8% -47.9%
2018 16.2% +181.6%
2019 3.1% -81.0%
2020 4.4% +43.7%
2021 4.0% -9.2%
2022 3.4% -16.1%

Gambia compared with similar countries

  • Gambia's 3.4% is above the median for low income countries, which is 2.2%, 1.5× the median. (13 countries reporting)
  • Gambia's 3.4% is above the median for Sub-Saharan Africa, which is 2.3%, 1.5× the median. (32 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2000s 9.0% 4.8% 11.4% 5
2010s 6.5% 2.4% 16.2% 10
2020s 4.0% 3.4% 4.4% 3

Countries ranked near Gambia

  1. 56 France 3.7% compare
  2. 57 Australia 3.5% compare
  3. 58 Oman 3.4% compare
  4. 60 El Salvador 3.3% compare
  5. 61 Heard Island and McDonald Islands 3.3% compare
  6. 62 Benin 3.2% compare

See the full ranking of 195 places →

More reference data data for Gambia

All data for Gambia →

Frequently asked questions

What is chlorophyll-a deviation from the global average in Gambia?
Chlorophyll-a deviation from the global average in Gambia was 3.4% in 2022, according to UN Statistics Division – processed by Our World in Data.
What is the highest chlorophyll-a deviation from the global average recorded in Gambia?
The highest recorded value was 16.2% in 2018.
What is the lowest chlorophyll-a deviation from the global average recorded in Gambia?
The lowest recorded value was 2.4% in 2010.
How does Gambia rank for chlorophyll-a deviation from the global average?
Gambia ranks 59th out of 195 countries with data for 2022.
Is chlorophyll-a deviation from the global average rising or falling in Gambia?
Over the last ten years it is down 34.9%. The long-run trend across the full record is volatile.
Where does this Gambia data come from?
The figures come from UN Statistics Division – processed by Our World in Data, published as part of Chlorophyll-a deviation from the global average. Statizoid updates them automatically from the source API.

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Chlorophyll-a deviation from the global average in Gambia. Statizoid, drawing on UN Statistics Division – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/chlorophyll-a-deviation-from-the-global-average/gambia-the/

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About this data

Indicator
Chlorophyll-a deviation from the global average
Unit
%
Source
UN Statistics Division – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
195 places, 3,445 data points, 2005–2022
Last refreshed

Chlorophyll-a deviations, remote sensing (%).