Performance DevelopmentMARTIN ARKO, 2013, RR50m breaststroke men, 50m course (in 2024 points)   0 139 81 38 0 0 0   2024(11 yrs) 2023(10 yrs)0:50,09 2022(9 yrs)0:59,84 2021(8 yrs)1:16,60 2020(7 yrs)1:16,60 2019(6 yrs)1:16,60 2018(5 yrs)1:16,60