1979,-0.29,-0.229,-0.236 1980,-0.06,-0.002,-0.030 1981,-0.12,-0.077,-0.088 1982,-0.14,-0.079,-0.098 1983,-0.02,0.059,0.033 1984,-0.40,-0.342,-0.369 1985,-0.36,-0.290,-0.298 1986,-0.35,-0.300,-0.303 1987,-0.02,0.024,0.032 1988,0.06,0.099,0.113 1989,-0.33,-0.290,-0.285 1990,-0.16,-0.115,-0.104 1991,-0.02,0.018,0.039 1992,-0.15,-0.076,-0.085 1993,-0.33,-0.249,-0.271 1994,-0.21,-0.114,-0.124 1995,-0.06,0.022,0.017 1996,-0.30,-0.225,-0.217 1997,-0.19,-0.100,-0.106 1998,0.31,0.413,0.436 1999,-0.02,0.107,0.113 2000,-0.31,-0.168,-0.175 2001,-0.14,0.011,0.021 2002,0.07,0.236,0.233 2003,0.13,0.285,0.294 2004,0.12,0.263,0.290 2005,0.02,0.171,0.228 2006,-0.03,0.120,0.169 2007,0.06,0.213,0.207 2008,-0.24,-0.106,-0.136 2009,-0.09,0.052,0.027 2010,0.21,0.353,0.325 2011,-0.16,-0.011,-0.042 2012,-0.30,-0.143,-0.183 2013,0.13,0.283,0.255 2014,0.02,0.185,0.128 2015,0.07,0.250,0.167 2016,0.44,0.613,0.514 2017,0.21,0.372,0.264 2018,0.13,0.293,0.201 2019,0.17,0.343,0.266 2020,0.46,0.625,0.540 2021,0.09,0.267,0.182