Extremes
The largest moves in the world, by window.
13 facets · 2013–2025 · Countries above 1M inhabitants
Increase and decrease are directions of change, not judgements — a rising share of renewables and a rising debt ratio are both “increases”.
Most rapidly ageing
Largest increases·Median age· 2013–2023 · 154 countries evaluated
- 1Puerto Rico+7.0 yrs38.3 yrs to 45.3 yrs
- 2South Korea+5.9 yrs38.5 yrs to 44.5 yrs
- 3Taiwan+5.5 yrs38.0 yrs to 43.5 yrs
- 4Iran+5.2 yrs27.7 yrs to 32.9 yrs
- 5Hong Kong+5.2 yrs41.0 yrs to 46.2 yrs
- 6Jamaica+4.8 yrs26.8 yrs to 31.7 yrs
- 7Costa Rica+4.8 yrs29.3 yrs to 34.1 yrs
- 8Thailand+4.8 yrs34.9 yrs to 39.7 yrs
- 9Bosnia and Herzegovina+4.8 yrs40.1 yrs to 44.9 yrs
- 10Trinidad and Tobago+4.8 yrs32.0 yrs to 36.7 yrs
Fastest urbanising
Largest increases·Urban population (% of total)· 2015–2025 · 140 countries evaluated
- 1Thailand+15.8 pts47.0 % to 62.8 %
- 2Rwanda+12.7 pts18.2 % to 30.9 %
- 3Somalia+11.3 pts43.9 % to 55.1 %
- 4Cambodia+11.0 pts30.1 % to 41.1 %
- 5Burundi+11.0 pts14.7 % to 25.7 %
- 6Kosovo+11.0 pts39.9 % to 50.9 %
- 7Lesotho+10.6 pts34.1 % to 44.7 %
- 8Switzerland+10.1 pts75.6 % to 85.7 %
- 9Mauritania+9.8 pts51.7 % to 61.5 %
- 10Senegal+9.5 pts46.3 % to 55.8 %
Largest fertility declines
Largest decreases·Fertility rate, total· 2014–2024 · 149 countries evaluated
- 1Burkina Faso−1.485.59 births/woman to 4.11 births/woman
- 2Niger−1.417.34 births/woman to 5.93 births/woman
- 3Timor-Leste−1.374.00 births/woman to 2.63 births/woman
- 4Gambia−1.295.20 births/woman to 3.91 births/woman
- 5Uganda−1.245.41 births/woman to 4.17 births/woman
- 6Nigeria−1.245.62 births/woman to 4.38 births/woman
- 7Senegal−1.124.88 births/woman to 3.77 births/woman
- 8Iraq−1.094.31 births/woman to 3.22 births/woman
- 9Somalia−1.057.06 births/woman to 6.01 births/woman
- 10Guinea-Bissau−1.034.79 births/woman to 3.76 births/woman
Biggest gains in life expectancy
Largest increases·Life expectancy at birth· 2014–2024 · 153 countries evaluated
- 1Central African Republic+17.4 yrs40.3 yrs to 57.7 yrs
- 2South Sudan+12.1 yrs45.6 yrs to 57.7 yrs
- 3Eswatini+10.8 yrs53.5 yrs to 64.3 yrs
- 4Namibia+8.2 yrs59.3 yrs to 67.5 yrs
- 5Sierra Leone+7.7 yrs54.3 yrs to 62.0 yrs
- 6Botswana+7.1 yrs62.2 yrs to 69.3 yrs
- 7Syria+7.1 yrs65.5 yrs to 72.6 yrs
- 8Lesotho+7.0 yrs50.8 yrs to 57.8 yrs
- 9Zambia+6.4 yrs60.1 yrs to 66.5 yrs
- 10Malawi+5.9 yrs61.7 yrs to 67.6 yrs
Largest GDP per capita transformations
Largest increases·GDP per capita, PPP (current international $)· 2015–2025 · 150 countries evaluated
- 1Guinea+155.7 %intl $1,930 to intl $4,935
- 2Armenia+153.7 %intl $9,757 to intl $24.8k
- 3Bangladesh+141.1 %intl $4,212 to intl $10.2k
- 4Georgia+139.7 %intl $12.3k to intl $29.4k
- 5Rwanda+136.5 %intl $1,761 to intl $4,164
- 6Vietnam+135.8 %intl $7,672 to intl $18.1k
- 7Romania+135.4 %intl $21.6k to intl $50.9k
- 8Bulgaria+135.2 %intl $18.9k to intl $44.5k
- 9Albania+127.8 %intl $12.4k to intl $28.2k
- 10India+123.0 %intl $5,269 to intl $11.7k
Fastest digital adoption
Largest increases·Individuals using the Internet (% of population)· 2014–2024 · 149 countries evaluated
- 1Iraq+69.8 pts11.6 % to 81.5 %
- 2Mongolia+65.2 pts19.9 % to 85.1 %
- 3Libya+64.2 pts17.8 % to 82.0 %
- 4Kyrgyzstan+63.7 pts28.3 % to 92.0 %
- 5Thailand+56.0 pts34.9 % to 90.9 %
- 6Indonesia+55.6 pts17.1 % to 72.8 %
- 7Cambodia+54.5 pts14.0 % to 68.5 %
- 8Uzbekistan+54.0 pts35.5 % to 89.5 %
- 9Ghana+53.2 pts19.0 % to 72.2 %
- 10India+51.4 pts13.5 % to 64.9 %
Largest renewable transitions
Largest increases·Renewable electricity share· 2015–2024 · 123 countries evaluated
- 1Liberia+54.4 pts0.0 % to 54.4 %
- 2Estonia+44.2 pts15.4 % to 59.6 % (2015–2025)
- 3Lebanon+41.1 pts2.7 % to 43.8 %
- 4Netherlands+38.6 pts12.6 % to 51.2 % (2015–2025)
- 5Lithuania+37.9 pts39.7 % to 77.6 % (2015–2025)
- 6Palestine+37.5 pts1.9 % to 39.4 %
- 7Djibouti+35.0 pts0.0 % to 35.0 %
- 8Portugal+33.3 pts47.6 % to 81.0 % (2015–2025)
- 9Venezuela+32.3 pts58.8 % to 91.1 %
- 10Germany+29.7 pts29.4 % to 59.1 % (2015–2025)
Largest CO₂ per capita reductions
Largest decreases·CO₂ emissions per capita· 2014–2024 · 76 countries evaluated
- 1Yemen−71.7 %0.88 t to 0.25 t
- 2Estonia−57.3 %14.29 t to 6.11 t
- 3Finland−39.2 %8.72 t to 5.30 t
- 4Angola−38.7 %0.96 t to 0.59 t
- 5United Kingdom−33.1 %6.76 t to 4.53 t
- 6Ukraine−32.9 %5.61 t to 3.76 t
- 7Jordan−32.5 %2.98 t to 2.01 t
- 8Equatorial Guinea−32.1 %5.46 t to 3.70 t
- 9Netherlands−31.9 %9.25 t to 6.30 t
- 10Germany−30.5 %9.74 t to 6.77 t
Fastest shrinking populations
Largest decreases·Population, total· 2015–2025 · 26 countries evaluated
- 1Moldova−16.8 %2.8M to 2.4M
- 2Ukraine−14.9 %45.8M to 39M
- 3Albania−14.0 %2.7M to 2.3M
- 4Kosovo−11.8 %1.8M to 1.6M
- 5Bosnia and Herzegovina−10.8 %3.5M to 3.1M
- 6Puerto Rico−9.9 %3.5M to 3.2M
- 7Lebanon−9.6 %6.5M to 5.8M
- 8Bulgaria−7.9 %7M to 6.4M
- 9Serbia−7.7 %7.1M to 6.5M
- 10Venezuela−6.7 %30.6M to 28.5M
Fastest growing populations
Largest increases·Population, total· 2015–2025 · 135 countries evaluated
- 1Chad+43.4 %14.6M to 21M
- 2Somalia+42.4 %13.8M to 19.7M
- 3Niger+40.0 %19.9M to 27.9M
- 4DR Congo+39.2 %81M to 112.8M
- 5Angola+38.6 %28.2M to 39M
- 6Uganda+36.9 %37.5M to 51.4M
- 7Tanzania+35.6 %52M to 70.5M
- 8Mali+35.5 %18.6M to 25.2M
- 9United Arab Emirates+35.4 %8.5M to 11.5M
- 10Mozambique+34.2 %26.5M to 35.6M
Largest inflation surges
Largest increases·Inflation, consumer prices· 2015–2025 · 100 countries evaluated
- 1Venezuela+130.2 pts121.7 % to 252.0 %
- 2South Sudan+38.7 pts52.8 % to 91.4 % (2015–2024)
- 3Iran+29.7 pts12.5 % to 42.2 %
- 4Burundi+28.6 pts5.5 % to 34.1 %
- 5Türkiye+27.2 pts7.7 % to 34.9 %
- 6Haiti+21.9 pts6.7 % to 28.6 %
- 7Lebanon+18.3 pts-3.7 % to 14.6 %
- 8Bolivia+15.5 pts4.1 % to 19.5 %
- 9Nigeria+14.0 pts9.0 % to 23.0 %
- 10Myanmar+12.0 pts10.0 % to 22.0 %
Largest public debt build-ups
Largest increases·General government gross debt (% of GDP)· 2015–2024 · 112 countries evaluated
- 1Senegal+87.9 pts44.5 % to 132.4 %
- 2Bahrain+70.5 pts63.2 % to 133.7 %
- 3Singapore+69.2 pts102.1 % to 171.3 % (2015–2025)
- 4Bolivia+50.8 pts34.0 % to 84.8 % (2015–2025)
- 5China+49.6 pts40.8 % to 90.4 %
- 6Malawi+42.9 pts35.5 % to 78.4 % (2015–2025)
- 7Laos+41.6 pts53.1 % to 94.7 %
- 8Trinidad and Tobago+41.0 pts43.2 % to 84.2 % (2015–2025)
- 9Algeria+40.3 pts7.7 % to 48.1 %
- 10South Africa+33.4 pts45.2 % to 78.6 % (2015–2025)
Largest falls in unemployment
Largest decreases·Unemployment rate· 2015–2023 · 107 countries evaluated
- 1Kosovo−22.0 pts32.9 % to 10.9 %
- 2Bosnia and Herzegovina−16.7 pts27.7 % to 11.0 % (2015–2025)
- 3Greece−16.4 pts25.0 % to 8.5 % (2015–2025)
- 4North Macedonia−14.1 pts26.4 % to 12.3 % (2015–2025)
- 5Spain−11.7 pts22.1 % to 10.4 % (2015–2025)
- 6Croatia−11.1 pts16.1 % to 5.0 % (2015–2025)
- 7Serbia−10.5 pts17.7 % to 7.1 % (2015–2025)
- 8Cyprus−10.1 pts15.0 % to 4.9 % (2015–2025)
- 9Egypt−6.3 pts13.1 % to 6.8 % (2015–2025)
- 10Albania−6.3 pts17.2 % to 10.9 % (2015–2025)