| 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 |
中国 | 13.08 | 13.34 | 15.44 | 15.87 | 14.46 | 14.37 | 15.45 | 15.74 | 16.04 | 16.33 |
法国 | 16.42 | 15.52 | 15.69 | 15.79 | 15.56 | 15.36 | 15.21 | 15.07 | 14.93 | 14.78 |
美国 | 12.76 | 12.46 | 12.35 | 12.13 | 12.02 | 11.801 | 11.62 | 11.439 | 11.258 | 11.077 |
新加坡 | 13.55 | 13.61 | 13.67 | 14.26 | 13.34 | 13.4 | 13.46 | 13.52 | 13.58 | 13.64 |