年份 | I | E(I) | sd(I) | z | p−value* |
2006 | 0.341 | −0.067 | 0.161 | 2.537 | 0.006 |
2007 | 0.4 | −0.067 | 0.167 | 2.8 | 0.003 |
2008 | 0.437 | −0.067 | 0.177 | 2.841 | 0.002 |
2009 | 0.454 | −0.067 | 0.18 | 2.891 | 0.002 |
2010 | 0.464 | −0.067 | 0.181 | 2.938 | 0.002 |
2011 | 0.493 | −0.067 | 0.179 | 3.124 | 0.001 |
2012 | 0.473 | −0.067 | 0.179 | 3.008 | 0.001 |
2013 | 0.45 | −0.067 | 0.18 | 2.875 | 0.002 |
2014 | 0.541 | −0.067 | 0.182 | 3.344 | 0 |
2015 | 0.361 | −0.067 | 0.179 | 2.394 | 0.008 |
2016 | 0.38 | −0.067 | 0.179 | 2.497 | 0.006 |
2017 | 0.365 | −0.067 | 0.179 | 2.409 | 0.008 |
2018 | 0.345 | −0.067 | 0.178 | 2.317 | 0.01 |
2019 | 0.326 | −0.067 | 0.175 | 2.248 | 0.012 |
2020 | 0.33 | −0.067 | 0.18 | 2.212 | 0.013 |