年份 | x0 | x1 | x2 | x3 | x4 | x5 | x6 | x7 |
2010 | 0.86 | 0.86 | 0.87 | 0.86 | 0.75 | 0.85 | 0.79 | 0.83 |
2011 | 0.95 | 0.90 | 0.97 | 0.91 | 0.82 | 0.96 | 0.84 | 0.91 |
2012 | 0.99 | 0.93 | 1.00 | 0.90 | 0.90 | 1.02 | 0.87 | 0.97 |
2013 | 1.04 | 1.01 | 1.05 | 1.01 | 0.96 | 1.08 | 0.93 | 1.05 |
2014 | 1.03 | 1.02 | 1.03 | 1.03 | 1.00 | 1.07 | 0.98 | 1.01 |
2015 | 1.01 | 1.06 | 0.99 | 1.08 | 1.05 | 1.11 | 1.07 | 1.13 |
2016 | 1.01 | 1.09 | 0.99 | 1.07 | 1.08 | 1.10 | 1.11 | 1.10 |
2017 | 1.02 | 1.11 | 1.00 | 1.08 | 1.13 | 1.05 | 1.16 | 1.05 |
2018 | 1.05 | 1.03 | 1.03 | 1.04 | 1.16 | 0.91 | 1.14 | 1.00 |
2019 | 1.06 | 0.99 | 1.06 | 1.02 | 1.15 | 0.86 | 1.11 | 0.95 |