| Year | Answer | Time | Country | % Correct |
|---|---|---|---|---|
| 2001 | Joshua J. Johnson | 19.88 | United States | 100%
|
| 2000 | Michael Johnson | 19.71 | United States | 100%
|
| 1996 | Michael Johnson | 19.32 | United States | 100%
|
| 1995 | Michael Johnson | 19.39 | United States | 100%
|
| 1991 | Michael Johnson | 19.88 | United States | 100%
|
| 1990 | Michael Johnson | 19.85 | United States | 100%
|
| 2015 | Usain Bolt | 19.55 | Jamaica | 100%
|
| 2013 | Usain Bolt | 19.66 | Jamaica | 100%
|
| 2012 | Usain Bolt | 19.32 | Jamaica | 100%
|
| 2011 | Usain Bolt | 19.26 | Jamaica | 100%
|
| 2010 | Usain Bolt | 19.56 | Jamaica | 100%
|
| 2009 | Usain Bolt | 19.19 | Jamaica | 100%
|
| 2008 | Usain Bolt | 19.30 | Jamaica | 100%
|
| 2007 | Tyson Gay | 19.62 | United States | 95%
|
| 2014 | Justin Gatlin | 19.68 | United States | 80%
|
| 1987 | Carl Lewis | 19.92 | United States | 75%
|
| 1984 | Carl Lewis | 19.80 | United States | 75%
|
| 1983 | Carl Lewis | 19.75 | United States | 75%
|
| 1993 | Frank Fredericks | 19.85 | Namibia | 65%
|
| 2016 | Elaine Thompson | 21.78 | Jamaica | 60%
|
| 2013 | Shelly-Ann Fraser-Pryce | 22.13 | Jamaica | 60%
|
| 1998 | Ato Boldon | 19.88 | Trinidad & Tobago | 55%
|
| 1997 | Ato Boldon | 19.77 | Trinidad & Tobago | 55%
|
| 1988 | Florence Griffith-Joyner | 21.34 | United States | 50%
|
| 2000 | Marion Jones | 21.94 | United States | 50%
|
| 1998 | Marion Jones | 21.62 | United States | 50%
|
| 1997 | Marion Jones | 21.76 | United States | 50%
|
| 2014 | Allyson Felix | 22.02 | United States | 45%
|
| 2012 | Allyson Felix | 21.69 | United States | 45%
|
| 2009 | Allyson Felix | 21.88 | United States | 45%
|
| 2007 | Allyson Felix | 21.81 | United States | 45%
|
| 2005 | Allyson Felix | 22.13 | United States | 45%
|
| 2003 | Allyson Felix | 22.11 | United States | 45%
|
| 2017 | Isaac Makwala | 19.77 | Botswana | 45%
|
| 1985 | Marita Koch | 21.78 | East Germany | 45%
|
| 1984 | Marita Koch | 21.71 | East Germany | 45%
|
| 1983 | Marita Koch | 21.82 | East Germany | 45%
|
| 1982 | Marita Koch | 21.76 | East Germany | 45%
|
| 1979 | Marita Koch | 21.71 | East Germany | 45%
|
| 1978 | Marita Koch | 22.06 | East Germany | 45%
|
| 1993 | Merlene Ottey | 21.77 | Jamaica | 45%
|
| 1991 | Merlene Ottey | 21.64 | Jamaica | 45%
|
| 1990 | Merlene Ottey | 21.66 | Jamaica | 45%
|
| 2015 | Dafne Schippers | 21.63 | Netherlands | 40%
|
| 1980 | Pietro Mennea | 19.96 | Italy | 40%
|
| 1979 | Pietro Mennea | 19.72 | Italy | 40%
|
| 2004 | Veronica Campbell | 22.05 | Jamaica | 40%
|
| 2010 | Veronica Campbell-Brown | 21.98 | Jamaica | 40%
|
| 2008 | Veronica Campbell-Brown | 21.74 | Jamaica | 40%
|
| 1999 | Francis Obikwelu | 19.84 | Nigeria | 30%
|
| 2004 | Shawn Crawford | 19.79 | United States | 30%
|
| 2002 | Shawn Crawford | 19.85 | United States | 30%
|
| 2017 | Tori Bowie | 21.77 | United States | 30%
|
| 2005 | Wallace Spearmon | 19.89 | United States | 30%
|
| 1999 | Inger Miller | 21.77 | United States | 25%
|
| 1994 | John Regis | 19.87 | United Kingdom | 25%
|
| 2016 | LaShawn Merritt | 19.74 | United States | 25%
|
| 1982 | Mike Miller | 20.15 | United States | 25%
|
| 2006 | Xavier Carter | 19.63 | United States | 25%
|
| 2003 | Bernard Williams | 20.01 | United States | 20%
|
| 1981 | Evelyn Ashford | 21.84 | United States | 20%
|
| 1995 | Gwen Torrence | 21.77 | United States | 20%
|
| 1994 | Gwen Torrence | 21.85 | United States | 20%
|
| 1992 | Gwen Torrence | 21.72 | United States | 20%
|
| 1986 | Heike Drechsler | 21.71 | East Germany | 20%
|
| 1996 | Marie-José Perec | 22.07 | France | 20%
|
| 1989 | Robson Caetano da Silva | 19.96 | Brazil | 20%
|
| 2002 | Debbie Ferguson-McKenzie | 22.20 | Bahamas | 15%
|
| 2001 | Debbie Ferguson-McKenzie | 22.39 | Bahamas | 15%
|
| 1992 | Michael Marsh | 19.73 | United States | 15%
|
| 1980 | Bärbel Wöckel | 22.01 | East Germany | 10%
|
| 1978 | Clancy Edwards | 20.03 | United States | 10%
|
| 1977 | Irena Szewinska | 22.37 | Poland | 5%
|
| 1988 | Joe DeLoach | 19.75 | United States | 5%
|
| 2002 | Konstadinos Keteris | 19.85 | Greece | 5%
|
| 2001 | LaTasha Jenkins | 22.39 | United States | 5%
|
| 2006 | Sherone Simpson | 22.00 | Jamaica | 5%
|
| 1987 | Silke Möller | 21.74 | East Germany | 5%
|
| 1977 | Silvio Leonard | 20.08 | Cuba | 5%
|
| 1989 | Dawn Sowell | 22.04 | United States | 0%
|
| 1986 | Floyd Heard | 20.12 | United States | 0%
|
| 1981 | James Sanford | 20.20 | United States | 0%
|
| 1985 | Lorenzo Daniel | 20.07 | United States | 0%
|
| 1996 | Mary Onyali | 22.07 | Nigeria | 0%
|
| 2011 | Shalonda Solomon | 22.15 | United States | 0%
|