How have things changed?, per square kilometre in Guinea

Guinea: How have things changed?, per square kilometre was 1.72 metric tons per square kilometre in 2023. ◆ Volatile

Latest (2023)
1.72 metric tons per square kilometre
Change on year
up 10.2%
World rank
82nd
of 215 countries
All-time high
1.83 metric tons per square kilometre
in 2021
All-time low
0.0203 metric tons per square kilometre
in 1965
Years of data
59
1965–2023

How have things changed?, per square kilometre in Guinea, 1965–2023

00.511.52196519942023

Source: Statizoid (derived). Measured in metric tons per square kilometre.

Analysis

In 2023, how have things changed?, per square kilometre in Guinea stood at 1.72 metric tons per square kilometre.

The figure is up 10.2% on the previous year and up 83.0% over ten years.

Over the whole period, how have things changed?, per square kilometre in Guinea peaked at 1.83 metric tons per square kilometre in 2021 and was at its lowest, 0.0203 metric tons per square kilometre, in 1965.

Guinea ranks 82nd of 215 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.

How have things changed?, per square kilometre in Guinea, year by year

Annual values for How have things changed?, per square kilometre in Guinea, 1965 to 2023.
Year metric tons per square kilometre Change
1965 0.0203 metric tons per square kilometre —
1966 0.0203 metric tons per square kilometre +0.0%
1967 0.0244 metric tons per square kilometre +20.0%
1968 0.0244 metric tons per square kilometre +0.0%
1969 0.0244 metric tons per square kilometre +0.0%
1970 0.0244 metric tons per square kilometre +0.0%
1971 0.0338 metric tons per square kilometre +38.3%
1972 0.0338 metric tons per square kilometre +0.0%
1973 0.0387 metric tons per square kilometre +14.5%
1974 0.0492 metric tons per square kilometre +27.4%
1975 0.0544 metric tons per square kilometre +10.5%
1976 0.0404 metric tons per square kilometre -25.8%
1977 0.0371 metric tons per square kilometre -8.1%
1978 0.0407 metric tons per square kilometre +9.6%
1979 0.0751 metric tons per square kilometre +84.5%
1980 0.0814 metric tons per square kilometre +8.4%
1981 0.0895 metric tons per square kilometre +10.0%
1982 0.0977 metric tons per square kilometre +9.1%
1983 0.1058 metric tons per square kilometre +8.3%
1984 0.114 metric tons per square kilometre +7.7%
1985 0.1221 metric tons per square kilometre +7.1%
1986 0.1343 metric tons per square kilometre +10.0%
1987 0.1424 metric tons per square kilometre +6.1%
1988 0.1547 metric tons per square kilometre +8.6%
1989 0.1669 metric tons per square kilometre +7.9%
1990 0.1791 metric tons per square kilometre +7.3%
1991 0.2015 metric tons per square kilometre +12.5%
1992 0.2239 metric tons per square kilometre +11.1%
1993 0.2466 metric tons per square kilometre +10.2%
1994 0.2597 metric tons per square kilometre +5.3%
1995 0.2766 metric tons per square kilometre +6.5%
1996 0.2579 metric tons per square kilometre -6.8%
1997 0.2543 metric tons per square kilometre -1.4%
1998 0.2851 metric tons per square kilometre +12.1%
1999 0.3614 metric tons per square kilometre +26.8%
2000 0.3765 metric tons per square kilometre +4.2%
2001 0.429 metric tons per square kilometre +13.9%
2002 0.3816 metric tons per square kilometre -11.1%
2003 0.4962 metric tons per square kilometre +30.0%
2004 0.3977 metric tons per square kilometre -19.8%
2005 0.4446 metric tons per square kilometre +11.8%
2006 0.4266 metric tons per square kilometre -4.0%
2007 0.3345 metric tons per square kilometre -21.6%
2008 0.3853 metric tons per square kilometre +15.2%
2009 0.5206 metric tons per square kilometre +35.1%
2010 0.4627 metric tons per square kilometre -11.1%
2011 0.7535 metric tons per square kilometre +62.9%
2012 0.8081 metric tons per square kilometre +7.3%
2013 0.9375 metric tons per square kilometre +16.0%
2014 0.8453 metric tons per square kilometre -9.8%
2015 0.7531 metric tons per square kilometre -10.9%
2016 0.6507 metric tons per square kilometre -13.6%
2017 1.31 metric tons per square kilometre +101.2%
2018 1.2 metric tons per square kilometre -8.7%
2019 1.47 metric tons per square kilometre +22.8%
2020 1.57 metric tons per square kilometre +7.2%
2021 1.83 metric tons per square kilometre +16.5%
2022 1.56 metric tons per square kilometre -15.1%
2023 1.72 metric tons per square kilometre +10.2%

Guinea compared with similar countries

  • Guinea's 1.72 metric tons per square kilometre is above the median for lower middle income countries, which is 0.6435 metric tons per square kilometre, 2.7× the median. (47 countries reporting)
  • Guinea's 1.72 metric tons per square kilometre is above the median for Sub-Saharan Africa, which is 0.4382 metric tons per square kilometre, 3.9× the median. (48 countries reporting)

Biggest year-on-year movements

Years where How have things changed?, per square kilometre in Guinea 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
2017 +101.2% 0.6507 metric tons per square kilometre 1.31 metric tons per square kilometre
1979 +84.5% 0.0407 metric tons per square kilometre 0.0751 metric tons per square kilometre

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.0228 metric tons per square kilometre 0.0203 metric tons per square kilometre 0.0244 metric tons per square kilometre 5
1970s 0.0428 metric tons per square kilometre 0.0244 metric tons per square kilometre 0.0751 metric tons per square kilometre 10
1980s 0.1209 metric tons per square kilometre 0.0814 metric tons per square kilometre 0.1669 metric tons per square kilometre 10
1990s 0.2546 metric tons per square kilometre 0.1791 metric tons per square kilometre 0.3614 metric tons per square kilometre 10
2000s 0.4193 metric tons per square kilometre 0.3345 metric tons per square kilometre 0.5206 metric tons per square kilometre 10
2010s 0.9183 metric tons per square kilometre 0.4627 metric tons per square kilometre 1.47 metric tons per square kilometre 10
2020s 1.67 metric tons per square kilometre 1.56 metric tons per square kilometre 1.83 metric tons per square kilometre 4

Countries ranked near Guinea

  1. 79 Palau 1.77 metric tons per square kilometre compare
  2. 80 Solomon Islands 1.74 metric tons per square kilometre compare
  3. 81 Tonga 1.72 metric tons per square kilometre compare
  4. 83 Lithuania 1.7 metric tons per square kilometre compare
  5. 84 Rwanda 1.67 metric tons per square kilometre compare
  6. 85 New Zealand 1.66 metric tons per square kilometre compare

See the full ranking of 215 places →

More reference data data for Guinea

All data for Guinea →

Frequently asked questions

What is how have things changed?, per square kilometre in Guinea?
How have things changed?, per square kilometre in Guinea was 1.72 metric tons per square kilometre in 2023, according to Statizoid (derived).
What is the highest how have things changed?, per square kilometre recorded in Guinea?
The highest recorded value was 1.83 metric tons per square kilometre in 2021.
What is the lowest how have things changed?, per square kilometre recorded in Guinea?
The lowest recorded value was 0.0203 metric tons per square kilometre in 1965.
How does Guinea rank for how have things changed?, per square kilometre?
Guinea ranks 82nd out of 215 countries with data for 2023.
Is how have things changed?, per square kilometre rising or falling in Guinea?
Over the last ten years it is up 83.0%. The long-run trend across the full record is volatile.
Where does this Guinea data come from?
The figures come from Statizoid (derived), published as part of How have things changed?, per square kilometre. Statizoid updates them automatically from the source API.

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How have things changed?, per square kilometre in Guinea. Statizoid, drawing on Statizoid (derived). Retrieved 28 September 2026, from https://reference.statizoid.com/stat/how-have-things-changed-per-square-kilometre/guinea/

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How this figure is calculated

How have things changed? divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.

How have things changed? ÷ Land area (sq. km)

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
How have things changed?, per square kilometre
Unit
metric tons per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
215 places, 11,549 data points, 1965–2023
Last refreshed

How have things changed? divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.