Year Percent
1950 -3.313
1951 -0.379
1952 3.796
1953 5.087
1954 4.568
1955 3.303
1956 2.146
1957 1.731
1958 2.52
1959 4.56
1960 7.292
1961 9.702
1962 10.847
1963 10.419
1964 9.011
1965 7.355
1966 6.221
1967 6.619
1968 8.989
1969 12.558
1970 15.664
1971 17.286
1972 17.693
1973 17.41
1974 16.669
1975 15.831
1976 14.991
1977 13.782
1978 12.052
1979 10.069
1980 8.164
1981 6.603
1982 5.573
1983 5.145
1984 5.224
1985 5.515
1986 5.754
1987 5.877
1988 5.896
1989 5.818
1990 5.749
1991 5.744
1992 5.689
1993 5.487
1994 5.189
1995 4.95
1996 4.882
1997 4.942
1998 5.07
1999 5.291
2000 5.356
2001 5.293
2002 5.891
2003 7.661
2004 10.1
2005 12.434
2006 13.874
2007 13.699
2008 11.888
2009 9.101
2010 6.165
2011 3.669
2012 1.888
2013 0.948
2014 0.815
2015 1.084
2016 1.325
2017 1.446
2018 1.478
2019 1.403
2020 1.302
2021 1.251
2022 1.237
2023 1.223
2024 1.207
2025 1.191
2026 1.18
2027 1.167
2028 1.148
2029 1.123
2030 1.095
2031 1.068
2032 1.043
2033 1.023
2034 1.007
2035 0.992
2036 0.977
2037 0.96
2038 0.94
2039 0.917
2040 0.892
2041 0.867
2042 0.841
2043 0.813
2044 0.784
2045 0.754
2046 0.724
2047 0.695
2048 0.668
2049 0.642
2050 0.617
2051 0.592
2052 0.569
2053 0.546
2054 0.525
2055 0.505
2056 0.486
2057 0.467
2058 0.45
2059 0.434
2060 0.418
2061 0.404
2062 0.389
2063 0.375
2064 0.361
2065 0.348
2066 0.334
2067 0.321
2068 0.309
2069 0.296
2070 0.283
2071 0.271
2072 0.258
2073 0.245
2074 0.232
2075 0.218
2076 0.205
2077 0.192
2078 0.178
2079 0.165
2080 0.151
2081 0.138
2082 0.125
2083 0.112
2084 0.099
2085 0.086
2086 0.074
2087 0.063
2088 0.052
2089 0.041
2090 0.032
2091 0.022
2092 0.014
2093 0.005
2094 -0.003
2095 -0.01
2096 -0.017
2097 -0.023
2098 -0.029
2099 -0.033