Chlorophyll-a deviation from the global average in Senegal

Senegal: Chlorophyll-a deviation from the global average was 2.4% in 2022. ▼ Falling

Latest (2022)
2.4%
Change on year
down 49.6%
World rank
72nd
of 195 countries
All-time high
9.5%
in 2018
All-time low
1.3%
in 2020
Years of data
18
2005–2022

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

2468102005201320222005: 5.1 %2006: 6.8 %2007: 9.3 %2008: 4.9 %2009: 8.2 %2010: 1.3 %2011: 2.7 %2012: 4.4 %2013: 4.1 %2014: 7.4 %2015: 6.4 %2016: 5.7 %2017: 6.1 %2018: 9.5 %2019: 5.9 %2020: 1.3 %2021: 4.7 %2022: 2.4 %

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

Analysis

Senegal recorded 2.4% for chlorophyll-a deviation from the global average in 2022.

Compared with earlier readings it is down 49.6% on the previous year and down 45.7% over ten years.

Over the whole period, chlorophyll-a deviation from the global average in Senegal peaked at 9.5% in 2018 and was at its lowest, 1.3%, in 2020.

That places Senegal 72nd out of 195 countries with data for 2022, putting it in the middle of the range.

The long-run direction has been consistently falling across the 18 years of available data.

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

Annual values for Chlorophyll-a deviation from the global average in Senegal, 2005 to 2022.
Year % Change
2005 5.1%
2006 6.8% +34.1%
2007 9.3% +35.5%
2008 4.9% -46.7%
2009 8.2% +66.0%
2010 1.3% -83.8%
2011 2.7% +100.8%
2012 4.4% +64.0%
2013 4.1% -7.1%
2014 7.4% +82.1%
2015 6.4% -13.8%
2016 5.7% -10.6%
2017 6.1% +6.5%
2018 9.5% +56.7%
2019 5.9% -37.8%
2020 1.3% -78.1%
2021 4.7% +263.1%
2022 2.4% -49.6%

Senegal compared with similar countries

  • Senegal's 2.4% is above the median for lower middle income countries, which is 1.6%, 1.5× the median. (36 countries reporting)
  • Senegal's 2.4% is above the median for Sub-Saharan Africa, which is 2.3%, 1.0× the median. (32 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2000s 6.9% 4.9% 9.3% 5
2010s 5.3% 1.3% 9.5% 10
2020s 2.8% 1.3% 4.7% 3

Countries ranked near Senegal

  1. 69 South Africa 2.8% compare
  2. 70 Finland 2.7% compare
  3. 71 China 2.6% compare
  4. 73 Gibraltar 2.4% compare
  5. 74 Mexico 2.4% compare
  6. 74 Spain 2.4% compare

See the full ranking of 195 places →

More reference data data for Senegal

All data for Senegal →

Frequently asked questions

What is chlorophyll-a deviation from the global average in Senegal?
Chlorophyll-a deviation from the global average in Senegal was 2.4% 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 Senegal?
The highest recorded value was 9.5% in 2018.
What is the lowest chlorophyll-a deviation from the global average recorded in Senegal?
The lowest recorded value was 1.3% in 2020.
How does Senegal rank for chlorophyll-a deviation from the global average?
Senegal ranks 72nd out of 195 countries with data for 2022.
Is chlorophyll-a deviation from the global average rising or falling in Senegal?
Over the last ten years it is down 45.7%. The long-run trend across the full record is falling.
Where does this Senegal 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 Senegal. 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/senegal/

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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 (%).