Change in margins
(Change in percentage points)
 
Series values:
  1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016
 -3.2 -2.6 -3.0 2.3 0.7 1.1 -1.9 1.0 -0.1 -1.0 -0.1 -0.9 -0.7 -0.5 -0.2 -0.2 0.3 -1.4 0.1 -1.2 -0.9 4.2 -2.1 4.2 6.6 7.9
 -2.4 -2.4 -0.5 4.4 0.9 -0.8 0.2 -0.7 -0.5 -1.9 0.2 -2.0 -0.1 -0.2 0.2 -1.3 0.8 -2.5 -0.1 3.0 -3.8 6.6 6.8 8.7 8.9 8.3
Source: ESEE (Fundación SEPI)