Costa Rica - Gini index
| Date | Gini index |
|---|---|
| 2017 | 48.3 |
| 2016 | 48.7 |
| 2015 | 48.4 |
| 2014 | 48.6 |
| 2013 | 49.2 |
| 2012 | 48.4 |
| 2011 | 48.8 |
| 2010 | 48.0 |
| 2009 | 50.6 |
| 2008 | 48.6 |
| 2007 | 49.3 |
| 2006 | 49.3 |
| 2005 | 47.5 |
| 2004 | 48.4 |
| 2003 | 49.3 |
| 2002 | 51.8 |
| 2001 | 51.5 |
| 2000 | 47.4 |
| 1999 | 47.7 |
| 1998 | 45.7 |
| 1997 | 45.6 |
| 1996 | 46.5 |
| 1995 | 45.7 |
| 1994 | 46.8 |
| 1993 | 46.0 |
| 1992 | 45.7 |
| 1991 | 46.6 |
| 1990 | 45.3 |
| 1989 | 45.6 |
| 1986 | 34.4 |
| 1981 | 47.5 |