Data Crunch #2.5
Link to: Smallest Margin of Victories in the All-Around
Link to: The Margin of Victory in Every All-Around Battle
Link to: An Analysis of Margin of Victory in Gymnastics

See below for disclaimers

Year	1st Place	2nd Place	MOV
1950	Helena Rakoczy	Ann-Sofi Pettersson	2.316
2016	Simone Biles	Aly Raisman	2.100
2019	Simone Biles	Tang Xijing	2.100
2018	Simone Biles	Mai Murakami	1.693
2022	Rebeca Andrade	Shilese Jones	1.500
1968	Vera Caslavska	Zinaida Voronina	1.400
2007	Shawn Johnson	Steliana Nistor	1.250
1958	Larissa Latynina	Eva Bosakova	1.132
2015	Simone Biles	Gabby Douglas	1.083
2010	Aliya Mustafina	Jiang Yuyuan	1.034
2013	Simone Biles	Kyla Ross	0.884
1952	Maria Gorokhovskaya	Nina Bocharova	0.840
1974	Ludmila Turischeva	Olga Korbut	0.800
1970	Ludmila Turischeva	Erika Zuchold	0.600
1976	Nadia Comaneci	Nellie Kim	0.600
2008	Nastia Liukin	Shawn Johnson	0.600
1954	Galina Shamrai	Eva Bosakova	0.570
1964	Vera Caslavska	Larissa Latynina	0.566
2014	Simone Biles	Larisa Iordache	0.466
1983	Natalia Yurchenko	Olga Mostepanova	0.350
1960	Larissa Latynina	Sofia Muratova	0.335
1981	Olga Bicherova	Maria Filatova	0.325
2001	Svetlana Khorkina	Natalia Ziganshina	0.312
1956	Larissa Latynina	Agnes Keleti	0.300
1962	Larissa Latynina	Vera Caslavska	0.298
2021	Angelina Melnikova	Leanne Wong	0.292
1979	Nellie Kim	Maxi Gnauck	0.275
2006	Vanessa Ferrari	Jana Bieger	0.275
2012	Gabby Douglas	Viktoria Komova	0.259
2000	Andreea Raducan*	Simona Amanar	0.251
1966	Vera Caslavska	Natalia Kuchinskaya	0.201
2003	Svetlana Khorkina	Carly Patterson	0.188
1996	Lilia Podkopayeva	Gina Gogean	0.180
2004	Carly Patterson	Svetlana Khorkina	0.176
1987	Aurelia Dobre	Elena Shushunova	0.163
1972	Ludmila Turischeva	Karin Janz	0.150
1978	Elena Mukhina	Nellie Kim	0.150
2021	Sunisa Lee	Rebeca Andrade	0.135
1995	Lilia Podkopayeva	Svetlana Khorkina	0.118
1991	Kim Zmeskal	Svetlana Boginskaya	0.112
2017	Morgan Hurd	Ellie Black	0.100
1980	Elena Davydova	Maxi Gnauck Nadia Comaneci	0.075
1999	Maria Olaru	Viktoria Karpenko	0.069
2000	Simona Amanar	Maria Olaru	0.061
1984	Mary Lou Retton	Ecaterina Szabo	0.050
2009	Bridget Sloan	Rebecca Bross	0.050
1997	Svetlana Khorkina	Simona Amanar	0.049
2011	Jordyn Wieber	Viktoria Komova	0.040
1989	Svetlana Boginskaya	Natalia Laschenova	0.038
1994	Shannon Miller	Lavinia Milosovici	0.038
1988	Elena Shushunova	Daniela Silivas	0.025
1992	Tatiana Gutsu	Shannon Miller	0.012
1993	Shannon Miller	Gina Gogean	0.007
2005	Chellsie Memmel	Nastia Liukin	0.001
1985	Oksana Omelianchik Elena Shushunova	Elena Shushunova Oksana Omelianchik	0.000

More data tools can be found in the Data Hub

Disclaimers:
(A) There are two data entries for the 2000 Olympics. One with the official winner, a second displaying Andreea Raducan’s vacated win.

(B) The 1985 World Championships ended in a tie for 1st place whereas the 1980 Olympics featured a tie for 2nd place.

(C) World Championships were held in both 1992 and 1996, but no All-Around competitions were contested.