| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|
| 1950 | 0.08 | -0.44 | -0.22 | -0.06 | -0.03 | -0.16 | -0.08 | -0.16 | -0.54 | -0.53 | -0.27 | 0.01 |
| 1951 | 0.06 | 0.4 | 0.26 | -0.09 | 0.16 | -0.12 | -0.17 | -0.19 | -0.03 | -0.32 | 0.21 | 0.2 |
| 1952 | 0.12 | 0.22 | 0.13 | 0.54 | 0.29 | -0.17 | -0.35 | -0.46 | -0.54 | -0.62 | 0.03 | 0.15 |
| 1953 | 0.48 | 0.5 | 0.31 | -0.14 | 0.49 | 0.01 | -0.18 | 0.02 | 0.05 | -0.17 | 0.09 | 0.08 |
| 1954 | -0.23 | 0.11 | 0.28 | 0.32 | 0.09 | -0.17 | -0.53 | -0.58 | -0.79 | -0.89 | -0.17 | -0.31 |
| 1955 | -0.4 | -0.42 | 0.01 | 0.05 | -0.55 | -0.52 | -0.29 | -0.08 | -0.58 | -0.76 | 0.1 | 0.05 |
| 1956 | 0.33 | 0.38 | -0.15 | -0.3 | -0.53 | -0.63 | -0.63 | -0.25 | -0.88 | -0.92 | -0.69 | -0.23 |
| 1957 | -0.66 | -0.14 | -0.01 | -0.02 | 0.11 | -0.33 | -0.23 | -0.12 | -0.07 | -0.23 | -0.55 | -0.42 |
| 1958 | -0.46 | -0.26 | 0 | -0.18 | -0.57 | -0.98 | -0.85 | -0.62 | -1 | -0.96 | -0.53 | 0.06 |
| 1959 | 0.49 | 0.12 | -0.24 | -0.25 | -0.63 | -0.7 | -0.6 | -0.47 | -0.49 | -0.67 | -0.33 | -0.18 |
| 1960 | -0.2 | 0.08 | -0.15 | -0.6 | -0.97 | -0.72 | -0.57 | -0.72 | -0.92 | -1.11 | -1.08 | -0.67 |
| 1961 | -0.18 | 0.16 | 0.19 | -0.2 | -0.32 | 0.18 | 0.81 | 1.08 | 1.37 | 0.98 | 0.73 | 0.61 |
| 1962 | 0.87 | 0.72 | 0.26 | 0.18 | -0.12 | -0.28 | -0.34 | -0.09 | -0.08 | -0.15 | 0.08 | 0.2 |
| 1963 | 0.18 | 0.57 | 0.36 | 0 | -0.69 | -0.25 | 0.22 | 0.81 | 0.71 | 0.69 | 0.55 | 0.22 |
| 1964 | -0.14 | -0.37 | 0.05 | 0.46 | -0.27 | -0.2 | -0.34 | -0.46 | -0.87 | -0.57 | 0.39 | 0.11 |
| 1965 | 0.09 | -0.17 | 0.21 | 0.2 | -0.11 | -0.26 | -0.17 | 0.11 | -0.08 | 0.28 | 0.16 | -0.19 |
| 1966 | 0.09 | 0.08 | 0 | 0 | -0.34 | 0.05 | 0.06 | 0.47 | 0.04 | -0.27 | -0.37 | -0.01 |
| 1967 | -0.08 | -0.12 | 0.48 | 0.31 | 0.13 | 0.49 | 0.68 | 0.64 | 0.69 | 0.56 | 0.49 | 0.19 |
| 1968 | 0.13 | 0.52 | -0.01 | 0.16 | 0.1 | -0.01 | -0.01 | -0.13 | -0.63 | -0.28 | -0.03 | 0.04 |
| 1969 | 0.12 | 0.04 | 0.06 | -0.18 | -0.17 | -0.5 | -0.37 | -0.32 | -0.23 | 0.32 | 0.05 | 0.04 |
| 1970 | 0.43 | 0.27 | 0.23 | 0.26 | 0.35 | -0.37 | -0.25 | 0.08 | -0.35 | -0.63 | -0.34 | -0.14 |
| 1971 | 0.19 | 0.19 | 0.53 | 0.7 | 0.23 | 0.02 | -0.15 | -0.51 | -0.42 | -0.75 | 0 | 0.27 |
| 1972 | 0.52 | -0.08 | 0.1 | 0.11 | 0.36 | 0.89 | 0.66 | 0.56 | 0.79 | 0.83 | 0.91 | 0.61 |
| 1973 | 0.57 | -0.01 | 0.22 | 0.17 | 0.15 | -0.14 | -0.08 | -0.47 | -0.46 | -0.3 | -0.11 | -0.04 |
| 1974 | 0.34 | 0.47 | 0.57 | 0.27 | 0.03 | 0.32 | -0.1 | -0.2 | -0.61 | -0.34 | -0.42 | -0.17 |
| 1975 | -0.5 | 0.11 | -0.19 | 0.35 | 0.08 | 0.34 | 0.37 | -0.43 | -1.04 | -1.19 | -0.58 | -0.03 |
| 1976 | -0.06 | 0.13 | 0.1 | -0.02 | -0.01 | 0.47 | 0.86 | 0.31 | -0.13 | -0.37 | -0.25 | 0.26 |
| 1977 | 0.2 | 0.08 | 0.17 | 0.02 | -0.31 | -0.01 | 0.05 | 0.11 | -0.04 | 0.61 | 0.24 | 0.37 |
| 1978 | -0.62 | -0.34 | -0.17 | -0.04 | -0.13 | 0.24 | 0.12 | -0.05 | 0.21 | 0.16 | -0.23 | -0.24 |
| 1979 | 0.25 | -0.11 | -0.21 | 0.12 | 0.12 | 0.46 | 0.08 | -0.24 | -0.46 | -0.42 | -0.6 | -0.23 |
| 1980 | 0.11 | 0.25 | -0.16 | 0.35 | 0.36 | -0.42 | -0.24 | 0.13 | -0.53 | -0.49 | -0.27 | 0.09 |
| 1981 | 0.13 | 0.32 | -0.11 | 0.53 | 0.12 | -0.18 | -0.42 | -0.54 | -0.69 | -0.57 | -0.35 | -0.24 |
| 1982 | 0.08 | 0.31 | 0.39 | 0.43 | 0.46 | 0.33 | 0.42 | 0.43 | 0.18 | 0.87 | 0.29 | -0.18 |
| 1983 | -0.23 | -0.48 | -0.9 | -0.82 | -0.2 | 0.31 | 0.8 | 0.41 | 0.24 | -0.09 | 0.08 | -0.1 |
| 1984 | -0.02 | 0.02 | 0.02 | 0.5 | -0.4 | -0.33 | -0.42 | -0.25 | -0.34 | -0.33 | -0.42 | -0.19 |
| 1985 | 0.06 | -0.02 | -0.07 | -0.14 | 0.03 | -0.44 | 0.11 | -0.02 | 0.01 | -0.25 | 0.5 | 0.23 |
| 1986 | 0.13 | 0.22 | 0.53 | 0.31 | 0.17 | 0.12 | -0.2 | 0.26 | 0.55 | 0.04 | 0.65 | -0.02 |
| 1987 | 0.03 | -0.21 | -0.26 | -0.5 | 0.03 | -0.01 | -0.24 | 0.2 | 0.26 | 0.24 | 0 | -0.01 |
| 1988 | 0.26 | -0.11 | 0.05 | 0.21 | -0.63 | -0.14 | 0 | -0.09 | -0.53 | -0.64 | -0.41 | 0.01 |
| 1989 | -0.43 | 0.22 | -0.13 | -0.07 | -0.39 | -0.64 | 0.01 | -0.63 | -0.5 | -0.8 | -0.38 | -0.32 |
| 1990 | 0.44 | -0.09 | 0.01 | -0.22 | -0.63 | -0.46 | 0.05 | -0.36 | -0.5 | -1.14 | -0.69 | -0.35 |
| 1991 | 0.07 | 0.09 | -0.06 | 0.76 | 0.9 | 0.49 | 0.32 | -0.09 | 0.26 | 0.18 | 0.28 | 0.3 |
| 1992 | -0.43 | -0.69 | -0.61 | -0.29 | -0.38 | -0.85 | -0.56 | -1.02 | -0.72 | -0.61 | -0.15 | -0.29 |
| 1993 | -0.02 | -0.07 | -0.4 | -0.18 | 0.22 | 0.19 | 0.47 | -0.15 | -0.38 | -0.31 | -0.22 | -0.19 |
| 1994 | 0.2 | -0.05 | -0.23 | 0.28 | 0.74 | 0.43 | 0.72 | 1.13 | 0.97 | 1.43 | 0.19 | 0.03 |
| 1995 | -0.01 | 0.53 | 0.3 | 0.31 | -0.02 | -0.07 | -0.57 | -0.59 | -0.29 | -0.44 | -0.71 | 0.02 |
| 1996 | 0.36 | 0.2 | -0.24 | -0.88 | -0.46 | -0.75 | -0.56 | -0.96 | -0.82 | -1.09 | -0.75 | -0.3 |
| 1997 | -0.01 | 0.32 | 0.1 | 0.08 | -0.04 | 0.14 | 0.54 | 0.35 | 0.74 | 0.99 | 1.55 | 1.07 |
| 1998 | 0.77 | 0.13 | -0.16 | 0.07 | -0.02 | -0.19 | -0.84 | -0.75 | -0.58 | -0.77 | -0.87 | -0.43 |
| 1999 | -0.46 | -0.13 | 0.12 | -0.16 | -0.27 | -0.03 | 0.23 | 0.21 | 0.1 | -0.51 | -0.18 | -0.02 |
| 2000 | -0.01 | 0.52 | 0.76 | 0.18 | 0.33 | 0.03 | 0.13 | -0.1 | -0.02 | -0.21 | 0 | 0.14 |
| 2001 | 0.13 | 0.43 | 0.4 | -0.02 | -0.36 | -0.05 | -0.74 | -0.39 | -0.6 | -0.69 | -0.23 | -0.03 |
| 2002 | -0.32 | 0.2 | -0.4 | -0.4 | -0.54 | -0.22 | -0.25 | -0.4 | 0.54 | 0.54 | 0.23 | -0.24 |
| 2003 | -0.35 | 0.22 | 0.27 | 0.09 | 0.24 | 0.36 | 0.32 | 0.4 | -0.08 | -0.19 | -0.32 | 0.07 |
| 2004 | -0.02 | 0.04 | 0.15 | 0 | -0.59 | -0.47 | -0.3 | 0.05 | 0.09 | 0.02 | -0.07 | -0.11 |
| 2005 | -0.28 | -0.79 | -0.71 | 0.13 | 0.11 | -0.16 | -0.52 | -0.46 | -0.73 | -0.71 | -0.66 | -0.45 |
| 2006 | -0.07 | -0.68 | -0.22 | -0.07 | -0.22 | -0.28 | 0.19 | 0.31 | 0.71 | 0.94 | 0.89 | 0.46 |
| 2007 | 0.26 | -0.14 | 0.19 | 0.15 | 0.42 | 0.34 | 0.36 | 0.36 | 0.36 | 0.04 | -0.17 | -0.25 |
| 2008 | 0.02 | 0.07 | 0.1 | -0.33 | 0.16 | 0.49 | 0.79 | 0.42 | 0.06 | 0.03 | -0.17 | -0.26 |
| 2009 | -0.13 | 0.31 | 0.39 | -0.03 | -0.13 | 0.01 | -0.52 | -0.3 | -0.17 | -0.1 | -0.26 | 0.14 |
| 2010 | 0.42 | 0.17 | 0.35 | 0.44 | -0.21 | -0.14 | -0.17 | -0.34 | -1.16 | -1.07 | -0.99 | -0.39 |
| 2011 | -0.05 | -0.03 | 0.17 | 0.01 | -0.11 | 0.06 | -0.04 | 0.03 | 0.37 | 0.47 | 0.03 | 0.09 |
| 2012 | 0.1 | -0.08 | 0.19 | -0.44 | -0.69 | 0 | 0.51 | 0.82 | 0.52 | 0.3 | 0.05 | 0.09 |
| 2013 | 0.06 | -0.09 | -0.03 | -0.15 | -0.62 | -0.51 | -0.36 | -0.22 | -0.34 | -0.22 | -0.06 | -0.25 |
| 2014 | -0.15 | -0.07 | -0.44 | -0.19 | -0.08 | -0.24 | -0.4 | -0.57 | -0.51 | -0.02 | 0.09 | -0.21 |
| 2015 | -0.36 | -0.29 | -0.05 | 0.16 | 0.17 | 0.31 | 0.46 | 0.51 | 0.72 | 0.51 | 0.44 | 0.04 |
| 2016 | -0.22 | -0.4 | -0.24 | -0.21 | -0.53 | -0.76 | -1.08 | -0.58 | -0.96 | -0.84 | -0.46 | -0.28 |
| 2017 | 0.01 | 0.05 | 0.31 | 0.43 | 0.61 | 0.36 | 0.37 | 0.72 | 0.19 | 0.22 | 0.21 | -0.14 |
| 2018 | 0.17 | 0.49 | 0.08 | 0.05 | 0.14 | 0.06 | 0.33 | 0.36 | 0.67 | 0.36 | 0.46 | 0.41 |
| 2019 | 0.15 | -0.06 | 0.03 | 0.3 | 0.83 | 0.88 | 0.8 | 1.42 | 1.38 | 1.78 | 1.78 | 0.82 |
| 2020 | 0.18 | -0.21 | -0.12 | -0.08 | 0.39 | 0.57 | 0.36 | -0.16 | -0.32 | -0.04 | 0.07 | 0.18 |
| 2021 | 0.26 | 0.18 | 0.1 | 0.28 | -0.33 | -0.47 | -0.48 | -0.34 | -0.13 | -0.69 | -0.38 | -0.2 |
| 2022 | -0.26 | -0.37 | -0.11 | -0.37 | -0.55 | -0.69 | -1.06 | -1.17 | -1.07 | -0.97 | -0.59 | -0.09 |
| 2023 | 0.09 | 0.32 | 0.37 | 0.38 | 0.02 | -0.08 | 0.12 | 0.71 | 0.84 | 1.44 | 1.5 | 1.2 |
| 2024 | 0.82 | 0.3 | 0.54 | 0.33 | 0.16 | -0.09 | -0.35 | 0.26 | 0.11 | -0.36 | -0.49 | -0.5 |
| 2025 | -0.39 | 0 | 0.25 | 0.2 | 0.21 | -0.06 | -0.31 | -0.51 | -0.74 | -0.97 | -0.8 | -0.62 |
| 2026 | -0.03 | 0.29 | 0.19 | 0.33 | -0.39 | | | | | | | |