PrecedingPeakDate,TroughDate,BreakEvenDate,DeclineDepthPercent
1900-05-01,1900-06-23,1900-10-22,9.677419354838712
1901-05-01,1901-05-09,1901-06-15,11.938663745892676
1901-06-17,1901-10-07,1902-07-18,12.282608695652165
1902-09-09,1903-10-14,1905-02-24,32.27848101265823
1905-04-14,1905-05-22,1905-08-11,11.301715438950566
1906-01-19,1907-11-22,1916-11-06,43.38103756708408
1916-11-20,1921-06-20,1925-01-02,40.54770318021201
1925-03-06,1925-03-30,1925-05-20,8.126603934987164
1926-02-11,1926-03-30,1926-07-17,13.163481953290878
1926-09-07,1926-10-19,1927-02-28,9.778968519758868
1927-10-03,1927-10-29,1928-03-09,8.88139404159639
1928-05-14,1928-06-12,1928-08-25,10.273972602739734
1928-11-30,1928-12-08,1928-12-31,9.71993410214168
1929-02-01,1929-02-16,1929-03-15,6.927244582043346
1929-03-16,1929-03-26,1929-05-03,6.812093379257544
1929-05-04,1929-05-27,1929-06-21,8.610271903323262
1929-09-07,1932-06-01,1954-09-22,86.21553884711778
1955-01-03,1955-01-17,1955-02-04,5.904761904761912
1955-03-04,1955-03-14,1955-04-12,6.823027718550112
1955-09-23,1955-10-11,1955-11-14,10.58514135437213
1955-11-14,1956-01-23,1956-03-09,7.110536522301225
1956-03-20,1956-05-28,1956-07-16,9.760589318600365
1956-08-02,1957-10-22,1958-09-24,21.474617244157944
1959-08-03,1960-10-25,1961-01-27,14.01746005600395
1961-04-17,1961-04-24,1961-11-01,6.2317996505532935
1961-12-12,1962-06-26,1963-09-03,27.97356828193832
1963-10-28,1963-11-22,1963-12-17,6.538668098818478
1965-05-13,1965-06-28,1965-09-27,9.6045197740113
1966-02-09,1966-10-07,1967-05-04,22.17733361684031
1967-05-08,1967-06-05,1967-07-31,6.502431803763997
1967-09-25,1968-03-05,1968-04-29,10.113741162004308
1968-07-11,1968-08-02,1968-09-24,5.625549370055671
1968-11-29,1970-05-26,1972-03-06,36.06164067546369
1972-08-14,1972-10-16,1972-11-01,5.1354953354064925
1973-01-11,1974-10-03,1980-07-17,48.203592814371255
1980-09-22,1980-09-29,1980-10-06,5.260736196319016
1980-10-15,1980-10-30,1980-11-12,5.542258788332077
1980-11-28,1982-08-12,1982-11-03,27.113578138343296
1982-11-09,1982-11-23,1983-01-06,7.054957348622571
1983-06-22,1983-08-08,1983-10-10,6.906836657114457
1983-10-10,1984-07-24,1985-01-21,14.38169707500725
1985-07-17,1985-09-25,1985-11-11,7.661640684896498
1986-07-02,1986-07-15,1986-08-26,7.534626038781155
1986-09-04,1986-09-29,1986-12-02,9.423629988575033
1987-04-06,1987-05-20,1987-06-15,7.862228845835406
1987-08-25,1987-12-04,1989-07-26,33.509516880957335
1989-10-09,1990-01-30,1990-05-29,10.233463035019453
1990-07-16,1990-10-11,1991-02-13,19.918688169128608
1991-04-17,1991-05-15,1991-08-06,5.6037904981431685
1991-08-28,1991-10-09,1991-11-12,5.002016942315446
1991-11-13,1991-11-29,1991-12-24,5.5836541606904655
1992-01-15,1992-04-08,1992-07-29,6.243315825748031
1992-09-14,1992-10-09,1992-11-20,5.3166223810755415
1994-02-02,1994-04-04,1995-02-14,8.937759336099582
1996-05-24,1996-07-24,1996-09-13,7.643218228176451
1997-02-18,1997-04-11,1997-05-05,9.633831113942348
1997-08-06,1997-08-29,1997-10-02,6.336429523492171
1997-10-07,1997-10-27,1997-12-05,10.795223370493934
1997-12-05,1998-01-09,1998-01-29,5.702436495593566
1998-07-17,1998-08-31,1998-11-23,19.336001685274915
1999-04-12,1999-04-19,1999-04-22,5.089685933624322
1999-05-13,1999-05-27,1999-06-30,6.2995407879727345
1999-07-16,1999-10-15,1999-11-16,12.07868732291123
1999-12-31,2000-02-25,2000-03-21,9.248936532244345
2000-03-24,2002-10-09,2007-05-30,49.146949838293644
2007-07-19,2007-08-15,2007-10-05,9.42514229788548
2007-10-09,2009-03-09,2013-03-28,56.77538894035716
2013-05-21,2013-06-24,2013-07-11,5.7555896379017035
2014-01-15,2014-02-03,2014-02-27,5.761261212521241
2014-09-18,2014-10-15,2014-10-31,7.401459708853708
2015-05-21,2016-02-11,2016-07-11,14.160745628443516
2018-01-26,2018-02-08,2018-08-24,10.159526884265556
2018-09-20,2018-12-24,2019-04-23,19.778213767806875
2019-04-30,2019-06-03,2019-06-20,6.836103916383507
2019-07-26,2019-08-14,2019-10-28,6.122556892916398
2020-02-19,2020-03-23,2020-08-18,33.924959024260595