| Year | Global Moran Index | Expectation Index | variance | z | P |
| 2008 | 0.132 | −0.033 | 0.002 | 3.348920 | 0.000811 |
| 2009 | 0.121 | −0.033 | 0.002 | 3.151838 | 0.001622 |
| 2010 | 0.130 | −0.033 | 0.002 | 3.323918 | 0.000888 |
| 2011 | 0.137 | −0.033 | 0.002 | 3.477330 | 0.000506 |
| 2012 | 0.148 | −0.033 | 0.002 | 3.688696 | 0.000225 |
| 2013 | 0.173 | −0.033 | 0.002 | 4.209206 | 0.000026 |
| 2014 | 0.189 | −0.033 | 0.002 | 4.528299 | 0.000006 |
| 2015 | 0.141 | −0.033 | 0.002 | 3.567884 | 0.000360 |
| 2016 | 0.192 | −0.033 | 0.002 | 4.624978 | 0.000004 |
| 2017 | 0.184 | −0.033 | 0.002 | 4.469612 | 0.000008 |