Gender and Age Patterns in NSGA Swim Competitions

Table 1

NSGA biennial venues and 500-yard freestyle competitors.

2009	San Francisco, CA	n = 199 (89 men, 110 women)
2011	Houston, TX	n = 189 (76 men, 113 women)
2013	Cleveland, OH	n = 178 (83 men, 95 women)
2015	Minneapolis, MN	n = 158 (78 men, 80 women)
2017	Birmingham, AL	n = 154 (69 men, 85 women)
2019	Albuquerque, NM	n = 177 (73 men, 104 women)