The data below is in a format known as tab-delimited values. You can open this file with any spreadsheet application and the data will be distributed into the appropriate rows and columns. P80/P20 ratio Year Before housing costs After housing costs 1982 2.32 2.4 1984 2.29 2.39 1986 2.19 2.3 1988 2.24 2.37 1990 2.42 2.54 1992 2.53 2.87 1994 2.52 2.99 1996 2.55 2.97 1998 2.59 2.91 2001 2.68 3.1 2004 2.74 3.12 2007 2.57 2.86 2008 2.59 3.01 2009 2.55 2.83 2010 2.56 2.89 2011 2.67 3.01 2012 2.61 2.98 2013 2.62 2.97 2014 2.78 3.09 2015 2.61 3.04 2016 2.59 2.97 Source: Bryan Perry, Household incomes in New Zealand: Trends in indicators of inequality and hardship 1982 to 2016. Wellington: Ministry of Social Development, 2017, p.82. Downloaded from Te Ara | The Encyclopedia of New Zealand www.TeAra.govt.nz