Colorado - Human Development Index
| 2015 | 0.942 |
| 2014 | 0.941 |
| 2013 | 0.938 |
| 2012 | 0.937 |
| 2011 | 0.935 |
| 2010 | 0.932 |
| 2009 | 0.930 |
| 2008 | 0.930 |
| 2007 | 0.928 |
| 2006 | 0.924 |
| 2005 | 0.922 |
| 2004 | 0.920 |
| 2003 | 0.920 |
| 2002 | 0.917 |
| 2001 | 0.915 |
| 2000 | 0.915 |
| 1999 | 0.914 |
| 1998 | 0.912 |
| 1997 | 0.907 |
| 1996 | 0.905 |
| 1995 | 0.904 |
