Performance Development
JON KOČEVAR, 2009, NC
50m butterfly men, 50m course (in 2024 points)
 
385
298
307
287
214
194
135
59
0
0
0
 
2024
(15 yrs)
0:30,61
2023
(14 yrs)
0:33,34
2022
(13 yrs)
0:33,00
2021
(12 yrs)
0:33,75
2020
(11 yrs)
0:37,22
2019
(10 yrs)
0:38,42
2018
(9 yrs)
0:43,34
2017
(8 yrs)
0:56,96
2016
(7 yrs)
0:56,96
2015
(6 yrs)
0:56,96
2014
(5 yrs)
0:56,96