{"updated": "2026-07-03", "ticker": "^SP500TR", "source": "Damodaran 1928-1987 + yfinance ^SP500TR 1988+", "latestYear": 2026, "latestDate": "2026-07-02", "latestIsYtd": true, "average": 11.89, "positiveYears": 73, "totalYears": 99, "withinAvgPlusMinus2": 8, "best": {"year": 1954, "value": 52.56}, "worst": {"year": 1931, "value": -43.84}, "buckets": [{"key": "lt_-40", "label": "<-40%", "min": -999, "max": -40, "years": [1931]}, {"key": "-40_-30", "label": "-40%~-30%", "min": -40, "max": -30, "years": [1937, 2008]}, {"key": "-30_-20", "label": "-30%~-20%", "min": -30, "max": -20, "years": [1930, 1974, 2002]}, {"key": "-20_-10", "label": "-20%~-10%", "min": -20, "max": -10, "years": [1940, 1941, 1957, 1973, 2001, 2022]}, {"key": "-10_0", "label": "-10%~0%", "min": -10, "max": 0, "years": [1929, 1932, 1934, 1939, 1946, 1953, 1962, 1966, 1969, 1977, 1981, 1990, 2000, 2018]}, {"key": "0_10", "label": "0%~10%", "min": 0, "max": 10, "years": [1947, 1948, 1956, 1960, 1970, 1978, 1984, 1987, 1992, 1994, 2005, 2007, 2011, 2015, 2026]}, {"key": "10_20", "label": "10%~20%", "min": 10, "max": 20, "years": [1942, 1944, 1949, 1952, 1959, 1964, 1965, 1968, 1971, 1972, 1979, 1986, 1988, 1993, 2004, 2006, 2010, 2012, 2014, 2016, 2020, 2025]}, {"key": "20_30", "label": "20%~30%", "min": 20, "max": 30, "years": [1938, 1943, 1951, 1961, 1963, 1967, 1976, 1982, 1983, 1996, 1998, 1999, 2003, 2009, 2017, 2021, 2023, 2024]}, {"key": "30_40", "label": "30%~40%", "min": 30, "max": 40, "years": [1936, 1945, 1950, 1955, 1975, 1980, 1985, 1989, 1991, 1995, 1997, 2013, 2019]}, {"key": "40_50", "label": "40%~50%", "min": 40, "max": 50, "years": [1928, 1933, 1935, 1958]}, {"key": "gt_50", "label": ">50%", "min": 50, "max": 999, "years": [1954]}], "series": [{"year": 1928, "value": 43.81}, {"year": 1929, "value": -8.3}, {"year": 1930, "value": -25.12}, {"year": 1931, "value": -43.84}, {"year": 1932, "value": -8.64}, {"year": 1933, "value": 49.98}, {"year": 1934, "value": -1.19}, {"year": 1935, "value": 46.74}, {"year": 1936, "value": 31.94}, {"year": 1937, "value": -35.34}, {"year": 1938, "value": 29.28}, {"year": 1939, "value": -1.1}, {"year": 1940, "value": -10.67}, {"year": 1941, "value": -12.77}, {"year": 1942, "value": 19.17}, {"year": 1943, "value": 25.06}, {"year": 1944, "value": 19.03}, {"year": 1945, "value": 35.82}, {"year": 1946, "value": -8.43}, {"year": 1947, "value": 5.2}, {"year": 1948, "value": 5.7}, {"year": 1949, "value": 18.3}, {"year": 1950, "value": 30.81}, {"year": 1951, "value": 23.68}, {"year": 1952, "value": 18.15}, {"year": 1953, "value": -1.21}, {"year": 1954, "value": 52.56}, {"year": 1955, "value": 32.6}, {"year": 1956, "value": 7.44}, {"year": 1957, "value": -10.46}, {"year": 1958, "value": 43.72}, {"year": 1959, "value": 12.06}, {"year": 1960, "value": 0.34}, {"year": 1961, "value": 26.64}, {"year": 1962, "value": -8.81}, {"year": 1963, "value": 22.61}, {"year": 1964, "value": 16.42}, {"year": 1965, "value": 12.4}, {"year": 1966, "value": -9.97}, {"year": 1967, "value": 23.8}, {"year": 1968, "value": 10.81}, {"year": 1969, "value": -8.24}, {"year": 1970, "value": 3.56}, {"year": 1971, "value": 14.22}, {"year": 1972, "value": 18.76}, {"year": 1973, "value": -14.31}, {"year": 1974, "value": -25.9}, {"year": 1975, "value": 37.0}, {"year": 1976, "value": 23.83}, {"year": 1977, "value": -6.98}, {"year": 1978, "value": 6.51}, {"year": 1979, "value": 18.52}, {"year": 1980, "value": 31.74}, {"year": 1981, "value": -4.7}, {"year": 1982, "value": 20.42}, {"year": 1983, "value": 22.34}, {"year": 1984, "value": 6.15}, {"year": 1985, "value": 31.24}, {"year": 1986, "value": 18.49}, {"year": 1987, "value": 5.81}, {"year": 1988, "value": 16.54}, {"year": 1989, "value": 31.68}, {"year": 1990, "value": -3.1}, {"year": 1991, "value": 30.47}, {"year": 1992, "value": 7.62}, {"year": 1993, "value": 10.08}, {"year": 1994, "value": 1.32}, {"year": 1995, "value": 37.58}, {"year": 1996, "value": 22.96}, {"year": 1997, "value": 33.36}, {"year": 1998, "value": 28.58}, {"year": 1999, "value": 21.04}, {"year": 2000, "value": -9.1}, {"year": 2001, "value": -11.89}, {"year": 2002, "value": -22.1}, {"year": 2003, "value": 28.68}, {"year": 2004, "value": 10.88}, {"year": 2005, "value": 4.91}, {"year": 2006, "value": 15.79}, {"year": 2007, "value": 5.49}, {"year": 2008, "value": -37.0}, {"year": 2009, "value": 26.46}, {"year": 2010, "value": 15.06}, {"year": 2011, "value": 2.11}, {"year": 2012, "value": 16.0}, {"year": 2013, "value": 32.39}, {"year": 2014, "value": 13.69}, {"year": 2015, "value": 1.38}, {"year": 2016, "value": 11.96}, {"year": 2017, "value": 21.83}, {"year": 2018, "value": -4.38}, {"year": 2019, "value": 31.49}, {"year": 2020, "value": 18.4}, {"year": 2021, "value": 28.71}, {"year": 2022, "value": -18.11}, {"year": 2023, "value": 26.29}, {"year": 2024, "value": 25.02}, {"year": 2025, "value": 17.88}, {"year": 2026, "value": 9.98}]}