Chlorophyll-a deviation from the global average in Tunisia

Tunisia: Chlorophyll-a deviation from the global average was 0.5% in 2022. ◆ Volatile

Latest (2022)
0.5%
Change on year
down 75.3%
World rank
127th
of 193 countries
All-time high
4.6%
in 2013
All-time low
0.1%
in 2016
Years of data
18
2005–2022

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

0123452005201320222005: 3.6 %2006: 2.1 %2007: 1.7 %2008: 0.63 %2009: 4.2 %2010: 1 %2011: 0.64 %2012: 1.1 %2013: 4.6 %2014: 2 %2015: 1.6 %2016: 0.09 %2017: 0.21 %2018: 1.1 %2019: 0.54 %2020: 0.23 %2021: 2 %2022: 0.49 %

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

Analysis

In 2022, chlorophyll-a deviation from the global average in Tunisia stood at 0.5%.

That represents a change of down 75.3% on the previous year and down 56.2% over ten years.

Over the whole period, chlorophyll-a deviation from the global average in Tunisia peaked at 4.6% in 2013 and was at its lowest, 0.1%, in 2016.

Tunisia ranks 127th of 193 countries on this measure, in the middle of the range.

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

Averages by decade

DecadeAverage LowestHighest Years
2000s 2.5% 0.6% 4.2% 5
2010s 1.3% 0.1% 4.6% 10
2020s 0.9% 0.2% 2.0% 3

Countries ranked near Tunisia

  1. 124 Solomon Islands 0.5% compare
  2. 125 Guernsey 0.5% compare
  3. 125 Palau 0.5% compare
  4. 127 Mozambique 0.5% compare
  5. 129 Israel 0.5% compare
  6. 130 Greece 0.4% compare

See the full ranking of 193 places →

More reference data data for Tunisia

All data for Tunisia →

Frequently asked questions

What is chlorophyll-a deviation from the global average in Tunisia?
Chlorophyll-a deviation from the global average in Tunisia was 0.5% 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 Tunisia?
The highest recorded value was 4.6% in 2013.
What is the lowest chlorophyll-a deviation from the global average recorded in Tunisia?
The lowest recorded value was 0.1% in 2016.
How does Tunisia rank for chlorophyll-a deviation from the global average?
Tunisia ranks 127th out of 193 countries with data for 2022.
Is chlorophyll-a deviation from the global average rising or falling in Tunisia?
Over the last ten years it is down 56.2%. The long-run trend across the full record is volatile.
Where does this Tunisia 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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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
193 places, 3,410 data points, 2005–2022
Last refreshed

Chlorophyll-a deviations, remote sensing (%)