| Year | Moran’s Index | p-Value |
| 2000 | 0.113 | 0.013 |
| 2001 | 0.023 | 0.003 |
| 2002 | 0.173 | 0.016 |
| 2003 | 0.231 | 0.005 |
| 2004 | 0.302 | 0.025 |
| 2005 | 0.122 | 0.001 |
| 2006 | 0.271 | 0.001 |
| 2007 | 0.136 | 0.004 |
| 2008 | 0.217 | 0.001 |
| 2009 | 0.191 | 0.003 |
| 2010 | 0.318 | 0.000 |
| 2011 | 0.201 | 0.002 |
| 2000-2011 | 0.235 | 0.007 |