Chlorophyll-a deviation from the global average in Malta

Malta: Chlorophyll-a deviation from the global average was 0.1% in 2022. ◆ Volatile

Latest (2022)
0.1%
Change on year
down 92.2%
World rank
167th
of 195 countries
All-time high
7.1%
in 2013
All-time low
0.0%
in 2016
Years of data
17
2005–2022

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

024682005201320222005: 0.7 %2006: 0.07 %2007: 0.12 %2008: 0.15 %2009: 0.88 %2010: 0.22 %2011: 4.5 %2012: 0.45 %2013: 7.1 %2014: 0.31 %2015: 0.07 %2016: 0.03 %2017: 0.07 %2018: 0.06 %2019: 0.07 %2021: 1 %2022: 0.08 %

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

Analysis

Malta recorded 0.1% for chlorophyll-a deviation from the global average in 2022.

The figure is down 92.2% on the previous year and down 82.2% over ten years.

Over the whole period, chlorophyll-a deviation from the global average in Malta peaked at 7.1% in 2013 and was at its lowest, 0.0%, in 2016.

That places Malta 167th out of 195 countries with data for 2022, putting it in the bottom quarter.

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

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

Annual values for Chlorophyll-a deviation from the global average in Malta, 2005 to 2022.
Year % Change
2005 0.7%
2006 0.1% -90.0%
2007 0.1% +71.4%
2008 0.1% +25.0%
2009 0.9% +486.7%
2010 0.2% -75.0%
2011 4.5% +1968.2%
2012 0.5% -90.1%
2013 7.1% +1484.4%
2014 0.3% -95.7%
2015 0.1% -77.4%
2016 0.0% -57.1%
2017 0.1% +133.3%
2018 0.1% -14.3%
2019 0.1% +16.7%
2021 1.0% +1371.4%
2022 0.1% -92.2%

Malta compared with similar countries

  • Malta's 0.1% is below the median for high income countries, which is 1.2%, 7% of the median. (71 countries reporting)
  • Malta's 0.1% is below the median for Middle East, North Africa, Afghanistan & Pakistan, which is 0.3%, 25% of the median. (20 countries reporting)

Biggest year-on-year movements

Years where Chlorophyll-a deviation from the global average in Malta changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2011 +1968.2% 0.2% 4.5%
2013 +1484.4% 0.5% 7.1%
2021 +1371.4% 0.1% 1.0%

Averages by decade

DecadeAverage LowestHighest Years
2000s 0.4% 0.1% 0.9% 5
2010s 1.3% 0.0% 7.1% 10
2020s 0.6% 0.1% 1.0% 2

Countries ranked near Malta

  1. 164 Libya 0.1% compare
  2. 164 Qatar 0.1% compare
  3. 166 Kiribati 0.1% compare
  4. 167 Mauritius 0.1% compare
  5. 169 Haiti 0.1% compare
  6. 169 Samoa 0.1% compare

See the full ranking of 195 places →

More reference data data for Malta

All data for Malta →

Frequently asked questions

What is chlorophyll-a deviation from the global average in Malta?
Chlorophyll-a deviation from the global average in Malta was 0.1% 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 Malta?
The highest recorded value was 7.1% in 2013.
What is the lowest chlorophyll-a deviation from the global average recorded in Malta?
The lowest recorded value was 0.0% in 2016.
How does Malta rank for chlorophyll-a deviation from the global average?
Malta ranks 167th out of 195 countries with data for 2022.
Is chlorophyll-a deviation from the global average rising or falling in Malta?
Over the last ten years it is down 82.2%. The long-run trend across the full record is volatile.
Where does this Malta 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 Malta. 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/malta/

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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 (%).