The highest = the best
| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| フィンランド | 8.60 | 8.50 | 8.60 | 8.60 | 8.50 | 8.33 | 8.38 | 8.63 | 8.69 | 8.71 | 8.65 | 8.10 | 8.17 | 8.10 | 8.10 |
| オランダ | 8.40 | 8.00 | 8.20 | 8.20 | 8.10 | 7.91 | 8.03 | 8.30 | 8.33 | 8.27 | 8.28 | 8.00 | 7.78 | 7.80 | 7.80 |
| デンマーク | 8.50 | 8.10 | 7.97 | 8.00 | 7.90 | 7.89 | 7.94 | 8.16 | 8.16 | 8.17 | 8.21 | 7.90 | 7.81 | 7.80 | 7.80 |
| ルクセンブルク | 8.10 | 8.20 | 8.10 | 8.10 | 8.10 | 8.15 | 8.26 | 8.46 | 8.30 | 8.28 | 8.24 | 8.00 | 7.89 | 7.80 | 7.80 |
| オーストラリア | 8.20 | 8.00 | 7.87 | 7.90 | 7.80 | 7.71 | 7.93 | 8.24 | 8.33 | 8.36 | 8.36 | 7.90 | 7.62 | 7.70 | 7.70 |
| ニュージーランド | 8.30 | 8.20 | 8.43 | 8.40 | 8.30 | 8.21 | 8.27 | 8.63 | 8.63 | 8.51 | 8.42 | 8.10 | 7.93 | 7.70 | 7.70 |
| ドイツ | 8.00 | 7.80 | 7.73 | 7.70 | 7.80 | 7.61 | 7.72 | 7.96 | 7.91 | 7.85 | 7.74 | 7.40 | 7.47 | 7.70 | 7.70 |
| ノルウェー | 8.30 | 8.20 | 8.30 | 8.30 | 8.30 | 8.23 | 8.25 | 8.53 | 8.45 | 8.28 | 8.25 | 8.00 | 7.80 | 7.70 | 7.70 |
| スウェーデン | 8.50 | 8.50 | 8.37 | 8.40 | 8.30 | 7.99 | 8.10 | 8.61 | 8.40 | 8.28 | 8.19 | 7.80 | 7.60 | 7.70 | 7.70 |
| 日本 | 7.60 | 7.60 | 7.73 | 7.70 | 7.80 | 7.98 | 8.10 | 8.33 | 8.23 | 8.32 | 8.36 | 7.90 | 7.68 | 7.60 | 7.60 |
| オーストリア | 8.20 | 7.90 | 7.77 | 7.80 | 7.80 | 7.55 | 7.59 | 8.01 | 8.00 | 8.09 | 8.15 | 7.90 | 7.67 | 7.60 | 7.60 |
| スイス | 8.30 | 8.20 | 8.23 | 8.20 | 8.20 | 8.05 | 8.16 | 8.56 | 8.62 | 8.57 | 8.53 | 8.10 | 7.94 | 7.60 | 7.60 |
| アメリカ合衆国 | 7.90 | 7.50 | 7.57 | 7.60 | 7.70 | 7.61 | 7.74 | 8.07 | 8.12 | 8.20 | 8.05 | 8.00 | 7.57 | 7.50 | 7.50 |
| 英国 | 7.80 | 7.70 | 7.77 | 7.80 | 7.80 | 7.69 | 7.76 | 8.13 | 8.14 | 8.04 | 7.68 | 7.50 | 7.30 | 7.50 | 7.50 |
| カナダ | 8.00 | 8.00 | 8.03 | 8.00 | 8.00 | 7.93 | 8.02 | 8.18 | 8.29 | 8.26 | 8.05 | 7.70 | 7.47 | 7.40 | 7.40 |
| アイルランド | 8.00 | 7.60 | 7.50 | 7.50 | 7.50 | 7.43 | 7.58 | 7.87 | 7.66 | 7.61 | 7.53 | 7.30 | 7.20 | 7.40 | 7.40 |
| ベルギー | 7.50 | 7.50 | 7.50 | 7.50 | 7.50 | 7.36 | 7.45 | 7.84 | 7.68 | 7.67 | 7.71 | 7.40 | 7.28 | 7.30 | 7.30 |
| アイスランド | 7.80 | 7.20 | 7.20 | 7.20 | 7.20 | 7.04 | 7.21 | 7.70 | 7.62 | 7.57 | 7.62 | 7.40 | 7.08 | 7.10 | 7.10 |
| フランス | 7.20 | 7.30 | 7.30 | 7.30 | 7.30 | 7.21 | 7.26 | 7.34 | 7.18 | 7.38 | 7.21 | 7.00 | 6.78 | 7.00 | 7.00 |
| 大韓民国 | 6.80 | 6.30 | 4.10 | 4.10 | 5.93 | 6.12 | 6.50 | 6.45 | 6.62 | 6.68 | 6.70 | 6.38 | 6.70 | 6.70 | |
| チェコ共和国 | 6.20 | 6.50 | 6.53 | 6.50 | 6.50 | 6.27 | 6.53 | 6.86 | 6.98 | 7.03 | 7.01 | 6.70 | 6.40 | 6.50 | 6.50 |
| スペイン | 6.80 | 6.50 | 6.47 | 6.50 | 6.30 | 5.73 | 5.85 | 6.42 | 6.52 | 6.45 | 6.60 | 6.60 | 6.25 | 6.40 | 6.40 |
| イスラエル | 6.30 | 6.30 | 6.70 | 6.70 | 6.50 | 6.24 | 6.41 | 6.97 | 7.13 | 7.18 | 7.12 | 6.90 | 6.63 | 6.30 | 6.30 |
| ポルトガル | 7.00 | 6.90 | 6.77 | 6.80 | 6.80 | 6.56 | 6.60 | 6.85 | 6.93 | 6.98 | 6.94 | 6.80 | 6.21 | 6.30 | 6.30 |
| スロベニア | 5.60 | 5.80 | 6.00 | 6.00 | 5.19 | 5.54 | 5.99 | 6.09 | 6.10 | 6.15 | 6.30 | 6.00 | 6.10 | 6.10 | |
| イタリア | 6.00 | 6.00 | 6.10 | 6.10 | 6.00 | 5.59 | 5.66 | 5.98 | 5.99 | 6.13 | 6.15 | 6.10 | 5.66 | 6.00 | 6.00 |
| チリ | 6.40 | 6.70 | 6.80 | 6.80 | 6.80 | 6.65 | 6.72 | 6.93 | 6.88 | 6.88 | 6.97 | 6.60 | 6.14 | 5.90 | 5.90 |
| スロバキア | 6.40 | 6.30 | 6.27 | 6.30 | 6.20 | 5.87 | 6.02 | 6.40 | 6.27 | 6.39 | 6.37 | 6.10 | 5.68 | 5.80 | 5.80 |
| ポーランド | 5.50 | 6.20 | 6.17 | 6.20 | 6.10 | 5.90 | 5.95 | 6.25 | 6.09 | 6.00 | 5.66 | 5.50 | 5.41 | 5.40 | 5.40 |
| ハンガリー | 6.50 | 6.40 | 6.27 | 6.30 | 6.10 | 5.83 | 5.67 | 5.99 | 6.10 | 6.22 | 6.25 | 6.00 | 5.42 | 5.30 | 5.30 |
| ギリシャ | 5.90 | 5.80 | 5.40 | 5.40 | 5.30 | 5.28 | 5.36 | 5.39 | 5.27 | 5.21 | 5.23 | 5.30 | 4.81 | 5.10 | 5.10 |
| メキシコ | 4.70 | 5.00 | 5.23 | 5.20 | 5.20 | 4.75 | 4.79 | 5.19 | 5.17 | 5.23 | 5.26 | 5.30 | 4.62 | 4.60 | 4.60 |
| トルコ | 5.20 | 5.30 | 5.53 | 5.50 | 5.60 | 5.26 | 5.20 | 4.93 | 5.28 | 5.26 | 5.40 | 5.40 | 4.56 | 4.30 | 4.30 |
| エストニア | 6.70 | 6.70 | 6.67 | 6.70 | 6.62 | 6.80 | 7.20 | 7.18 | 7.17 | 7.18 | 6.90 | 6.73 |