Year, MeanDlyDate, InstDate, MnDlyPk, InstPk, Diff, JDayDiff
1916, 1916-05-11, 1916-05-11, 11500.00, 11700.00, 200.0, 0 
1917, 1917-05-20, 1917-05-19, 17300.00, 17900.00, 600.0, 1 
1918, 1918-06-16, 1918-06-15, 10100.00, 10500.00, 400.0, 1 
1919, 1919-05-22, 1919-05-21, 7550.00, 7670.00, 120.0, 1 
1920, 1920-05-25, 1920-05-27, 15800.00, 16000.00, 200.0, 2 
1921, 1921-06-17, 1921-06-16, 16600.00, 17700.00, 1100.0, 1 
1922, 1922-05-31, 1922-05-28, 10600.00, 10800.00, 200.0, 3 
1923, 1923-05-29, 1923-05-28, 10700.00, 10900.00, 200.0, 1 
1924, 1924-06-17, 1924-06-16, 7680.00, 7810.00, 130.0, 1 
1925, 1925-05-24, 1925-05-23, 6460.00, 6640.00, 180.0, 1 
1926, 1926-05-08, 1926-05-30, 8350.00, 9090.00, 740.0, 22 
1927, 1927-05-20, 1927-05-19, 11300.00, 11800.00, 500.0, 1 
1928, 1928-05-13, 1928-05-13, 13100.00, 13700.00, 600.0, 0 
1929, 1929-05-15, 1929-05-14, 14400.00, 14400.00, 0.0, 1 
1930, 1930-06-02, 1930-06-01, 7800.00, 7980.00, 180.0, 1 
1931, 1931-05-20, 1931-05-19, 6180.00, 6500.00, 320.0, 1 
1932, 1932-05-25, 1932-05-24, 11900.00, 12100.00, 200.0, 1 
1933, 1933-06-04, 1933-06-03, 10900.00, 11200.00, 300.0, 1 
1934, 1934-05-11, 1934-05-11, 3700.00, 4080.00, 380.0, 0 
1935, 1935-06-17, 1935-06-16, 9430.00, 9870.00, 440.0, 1 
1936, 1936-05-19, 1936-05-18, 10500.00, 10600.00, 100.0, 1 
1937, 1937-05-20, 1937-05-17, 10000.00, 10000.00, 0.0, 3 
1938, 1938-05-19, 1938-05-19, 11500.00, 12100.00, 600.0, 0 
1939, 1939-05-05, 1939-05-07, 7610.00, 7860.00, 250.0, 2 
1940, 1940-05-15, 1940-05-14, 8850.00, 9170.00, 320.0, 1 
1941, 1941-05-16, 1941-05-15, 11500.00, 11700.00, 200.0, 1 
1942, 1942-05-29, 1942-05-27, 9880.00, 9930.00, 50.0, 2 
1943, 1943-06-04, 1943-06-03, 8800.00, 9280.00, 480.0, 1 
1944, 1944-05-26, 1944-05-25, 8780.00, 9080.00, 300.0, 1 
1945, 1945-05-14, 1945-05-13, 10600.00, 10900.00, 300.0, 1 
1946, 1946-04-29, 1946-04-29, 6740.00, 6850.00, 110.0, 0 
1947, 1947-05-11, 1947-05-10, 12100.00, 12400.00, 300.0, 1 
1948, 1948-05-23, 1948-05-22, 11000.00, 11300.00, 300.0, 1 
1949, 1949-06-20, 1949-06-19, 9340.00, 9730.00, 390.0, 1 
1950, 1950-05-26, 1950-05-25, 8000.00, 8210.00, 210.0, 1 
1951, 1951-06-01, 1951-05-30, 8510.00, 8870.00, 360.0, 2 
1952, 1952-06-07, 1952-06-06, 13200.00, 13800.00, 600.0, 1 
1953, 1953-06-16, 1953-06-15, 9680.00, 10100.00, 420.0, 1 
1954, 1954-05-24, 1954-05-23, 5120.00, 5480.00, 360.0, 1 
1955, 1955-05-17, 1955-05-16, 6900.00, 7000.00, 100.0, 1 
1956, 1956-05-27, 1956-05-25, 9610.00, 9870.00, 260.0, 2 
1957, 1957-06-10, 1957-06-09, 15400.00, 15700.00, 300.0, 1 
1958, 1958-05-29, 1958-05-30, 11800.00, 12200.00, 400.0, 1 
1959, 1959-05-17, 1959-06-10, 6490.00, 6690.00, 200.0, 24 
1960, 1960-05-16, 1960-05-15, 7810.00, 8000.00, 190.0, 1 
1961, 1961-06-01, 1961-05-31, 6150.00, 6350.00, 200.0, 1 
1962, 1962-05-15, 1962-05-14, 11300.00, 11500.00, 200.0, 1 
1963, 1963-05-13, 1963-05-12, 5880.00, 6290.00, 410.0, 1 
1964, 1964-05-24, 1964-05-22, 9850.00, 9990.00, 140.0, 2 
1965, 1965-06-16, 1965-06-15, 11300.00, 11800.00, 500.0, 1 
1966, 1966-05-12, 1966-03-16, 5580.00, 6900.00, 1320.0, 57 
1967, 1967-05-28, 1967-05-27, 8720.00, 8890.00, 170.0, 1 
1968, 1968-06-08, 1968-06-07, 11100.00, 11400.00, 300.0, 1 
1969, 1969-04-26, 1969-04-26, 7760.00, 8290.00, 530.0, 0 
1970, 1970-05-24, 1970-05-23, 12600.00, 12700.00, 100.0, 1 
1971, 1971-06-01, 1971-06-01, 9870.00, 10300.00, 430.0, 0 
1972, 1972-06-11, 1972-06-10, 8220.00, 8890.00, 670.0, 1 
1973, 1973-05-23, 1973-05-22, 12000.00, 12100.00, 100.0, 1 
1974, 1974-05-12, 1974-05-11, 14900.00, 15400.00, 500.0, 1 
1975, 1975-06-10, 1975-06-09, 11300.00, 11700.00, 400.0, 1 
1976, 1976-05-24, 1976-05-23, 7270.00, 7450.00, 180.0, 1 
1977, 1977-06-06, 1977-06-05, 3180.00, 3620.00, 440.0, 1 
1978, 1978-06-14, 1978-06-13, 11500.00, 11600.00, 100.0, 1 
1979, 1979-05-31, 1979-05-30, 13400.00, 13600.00, 200.0, 1 
1980, 1980-05-26, 1980-05-24, 11500.00, 11700.00, 200.0, 2 
1981, 1981-06-10, 1981-06-09, 6070.00, 6490.00, 420.0, 1 
1982, 1982-05-06, 1982-05-05, 10200.00, 10700.00, 500.0, 1 
1983, 1983-05-31, 1983-05-30, 13200.00, 13400.00, 200.0, 1 
1984, 1984-05-18, 1984-05-17, 24400.00, 25100.00, 700.0, 1 
1985, 1985-05-07, 1985-05-07, 13300.00, 13600.00, 300.0, 0 
1986, 1986-06-09, 1986-06-08, 10400.00, 11000.00, 600.0, 1 
1987, 1987-05-03, 1987-05-18, 5970.00, 6140.00, 170.0, 15 
1988, 1988-05-20, 1988-05-19, 9800.00, 10200.00, 400.0, 1 
1989, 1989-05-13, 1989-05-13, 4720.00, 4940.00, 220.0, 0 
1990, 1990-06-14, 1990-06-13, 6700.00, 7020.00, 320.0, 1 
1991, 1991-05-24, 1991-05-23, 8440.00, 8560.00, 120.0, 1 
1992, 1992-05-29, 1992-05-28, 5660.00, 5900.00, 240.0, 1 
1993, 1993-05-24, 1993-05-22, 12400.00, 12800.00, 400.0, 2 
1994, 1994-05-19, 1994-05-19, 5650.00, 5880.00, 230.0, 0 
1995, 1995-06-19, 1995-06-17, 12900.00, 13300.00, 400.0, 2 
1996, 1996-05-20, 1996-05-19, 14700.00, 15000.00, 300.0, 1 
1997, 1997-06-05, 1997-06-04, 16400.00, 18800.00, 2400.0, 1 
1998, 1998-05-06, 1998-05-22, 10400.00, 10700.00, 300.0, 16 
1999, 1999-06-02, 1999-05-31, 9980.00, 10700.00, 720.0, 2 
2000, 2000-06-01, 2000-05-31, 9830.00, 10900.00, 1070.0, 1 
2001, 2001-05-18, 2001-05-17, 7650.00, 8010.00, 360.0, 1 
2002, 2002-06-02, 2002-06-02, 3420.00, 3900.00, 480.0, 0 
2003, 2003-06-04, 2003-06-03, 12900.00, 13200.00, 300.0, 1 
2004, 2004-05-10, 2004-05-09, 5950.00, 6350.00, 400.0, 1 
2005, 2005-05-25, 2005-05-25, 12500.00, 13200.00, 700.0, 0 
2006, 2006-05-25, 2006-05-24, 11100.00, 11800.00, 700.0, 1 
2007, 2007-05-16, 2007-05-16, 6330.00, 6640.00, 310.0, 0 
2008, 2008-05-24, 2008-05-22, 16700.00, 17400.00, 700.0, 2 
2009, 2009-05-27, 2009-05-26, 10200.00, 10700.00, 500.0, 1 
2010, 2010-06-10, 2010-06-09, 11500.00, 12100.00, 600.0, 1 
2011, 2011-06-09, 2011-06-09, 19600.00, 20300.00, 700.0, 0 
2012, 2012-04-29, 2012-04-28, 4220.00, 4530.00, 310.0, 1 
2013, 2013-05-19, 2013-05-19, 7350.00, 7630.00, 280.0, 0 
2014, 2014-06-01, 2014-05-31, 13100.00, 13600.00, 500.0, 1 
2015, 2015-06-04, 2015-06-04, 7540.00, 7910.00, 370.0, 0 
2016, 2016-05-18, 2016-05-17, 10900.00, 11100.00, 200.0, 1 
2017, 2017-05-16, 2017-05-15, 7930.00, 8250.00, 320.0, 1 
2018, 2018-05-13, 2018-05-12, 7020.00, 7180.00, 160.0, 1 
2019, 2019-06-24, 2019-06-23, 13400.00, 14000.00, 600.0, 1 
2020, 2020-05-04, 2020-05-04, 8970.00, 9370.00, 400.0, 0 
2021, 2021-05-25, 2021-05-24, 4250.00, 4510.00, 260.0, 1 
2022, 2022-05-21, 2022-05-20, 8810.00, 9250.00, 440.0, 1 
2023, 2023-05-18, 2023-05-17, 15900.00, 16500.00, 600.0, 1