Adjusted immigration status parity index for achieving a minimum proficiency level in reading and mathematics (ratio) by country
Countries reporting
51
Highest
1.12 ratio
Romania
Lowest
0.095 ratio
Mexico
Median
0.756 ratio
Years covered
24
2000–2023
Data points
365
What the numbers show
Adjusted immigration status parity index for achieving a minimum proficiency level in reading and mathematics (ratio) is currently reported for 51 countries. The highest value is 1.12 ratio in Romania; the lowest is 0.095 ratio in Mexico.
The median across all reporting countries is 0.756 ratio, and the mean is 0.7648 ratio.
The gap between the highest and lowest reporting country is a factor of about 12.
Over the past decade 20 countries rose and 31 fell. The largest increase was in Colombia (up 588.6%), and the largest decrease in Mexico (down 64.1%).
Adjusted immigration status parity index for achieving a minimum: full country ranking
| # | Country | Latest | Year | 10-year change | Trend |
|---|---|---|---|---|---|
| 1 | Romania | 1.12 ratio | 2022 | down 15.4% | rising |
| 2 | Bahrain | 1.11 ratio | 2019 | up 172.5% | flat |
| 3 | Uruguay | 1.09 ratio | 2022 | down 0.5% | falling |
| 4 | Australia | 1.07 ratio | 2022 | up 2.4% | rising |
| 5 | Singapore | 1.06 ratio | 2023 | up 8.1% | rising |
| 6 | Hungary | 1.06 ratio | 2023 | up 72.1% | flat |
| 7 | Serbia | 1.03 ratio | 2022 | down 4.9% | flat |
| 8 | Jordan | 1.02 ratio | 2022 | down 16.9% | falling |
| 9 | Croatia | 1.01 ratio | 2022 | up 11.3% | rising |
| 10 | Russia | 0.9917 ratio | 2018 | up 8.9% | flat |
| 10 | Russian Federation | 0.9917 ratio | 2018 | up 8.9% | flat |
| 12 | Canada | 0.9799 ratio | 2022 | up 0.1% | flat |
| 13 | New Zealand | 0.9794 ratio | 2022 | up 3.0% | flat |
| 14 | Latvia | 0.9693 ratio | 2022 | up 0.3% | flat |
| 15 | Ireland | 0.9471 ratio | 2022 | down 3.9% | flat |
| 16 | Lithuania | 0.9319 ratio | 2022 | down 6.4% | falling |
| 17 | Bulgaria | 0.8955 ratio | 2022 | up 102.6% | falling |
| 18 | Luxembourg | 0.8395 ratio | 2018 | up 7.8% | rising |
| 19 | Slovakia | 0.8386 ratio | 2022 | down 10.1% | falling |
| 20 | Lebanon | 0.8149 ratio | 2019 | up 8.0% | falling |
| 21 | Japan | 0.8133 ratio | 2023 | down 13.6% | rising |
| 22 | United States | 0.7689 ratio | 2022 | down 16.3% | flat |
| 23 | Türkiye | 0.7684 ratio | 2023 | down 12.4% | rising |
| 23 | Turkey | 0.7684 ratio | 2023 | down 12.4% | rising |
| 25 | Italy | 0.76 ratio | 2023 | down 4.2% | falling |
| 26 | Argentina | 0.756 ratio | 2022 | up 55.2% | flat |
| 27 | Czechia | 0.7413 ratio | 2022 | down 15.4% | falling |
| 28 | Portugal | 0.738 ratio | 2022 | down 0.6% | falling |
| 29 | Norway | 0.7379 ratio | 2022 | up 0.6% | flat |
| 30 | Spain | 0.7143 ratio | 2022 | down 1.0% | falling |
| 31 | Colombia | 0.6917 ratio | 2022 | up 588.6% | volatile |
| 32 | Iceland | 0.6814 ratio | 2022 | down 9.9% | falling |
| 33 | Belgium | 0.6808 ratio | 2022 | down 4.9% | flat |
| 34 | Israel | 0.6706 ratio | 2022 | down 37.5% | falling |
| 35 | Austria | 0.6644 ratio | 2022 | down 10.3% | falling |
| 36 | France | 0.6599 ratio | 2022 | down 4.2% | falling |
| 37 | Netherlands (Kingdom of the) | 0.6551 ratio | 2022 | down 19.4% | falling |
| 38 | Denmark | 0.653 ratio | 2022 | down 3.0% | falling |
| 39 | Albania | 0.6369 ratio | 2022 | down 45.1% | rising |
| 40 | Slovenia | 0.62 ratio | 2022 | down 19.4% | falling |
| 41 | Chile | 0.6175 ratio | 2023 | down 25.6% | falling |
| 42 | Costa Rica | 0.605 ratio | 2022 | up 6.7% | falling |
| 43 | Iran (Islamic Republic of) | 0.5974 ratio | 2023 | up 60.9% | volatile |
| 44 | Sweden | 0.5968 ratio | 2022 | down 12.0% | falling |
| 45 | Finland | 0.5486 ratio | 2022 | down 10.8% | falling |
| 46 | Thailand | 0.5392 ratio | 2022 | up 4.5% | rising |
| 47 | Germany | 0.461 ratio | 2022 | down 42.2% | falling |
| 48 | Greece | 0.3778 ratio | 2022 | down 39.8% | falling |
| 49 | Brazil | 0.3244 ratio | 2022 | down 36.7% | volatile |
| 50 | Tunisia | 0.3099 ratio | 2015 | up 45.0% | volatile |
| 51 | Mexico | 0.095 ratio | 2022 | down 64.1% | falling |
Regions and income groups
Aggregates are excluded from the country ranking above so that a region can never outrank a country.
- China, Hong Kong Special Administrative Region 0.946 ratio
- United States of America 0.7689 ratio