Quintile/year | 1990 | 1992 | 1994 | 1996 | 1998 | 2000 | 2003 | 2006 | 2009 | 2011 |
---|---|---|---|---|---|---|---|---|---|---|
1st quintile | 3.37 | 5.34 | 6.43 | 6.59 | 6.16 | 6.95 | 10.01 | 13.63 | 16.54 | 22.06 |
5th quintile | 32.27 | 30.98 | 43.42 | 49.69 | 51.55 | 51.93 | 57.63 | 52.84 | 54.29 | 58.97 |
All | 12.2 | 12.84 | 18.05 | 20.98 | 20.96 | 21.96 | 26.09 | 27.40 | 28.82 | 33.3 |