Performance DevelopmentLEV LASIČ, 2013, TK100m backstroke men, 25m course (in 2023 points)   0 0 34 0 0 0 0   2024(11 yrs) 2023(10 yrs) 2022(9 yrs)2:28,12 2021(8 yrs)2:28,12 2020(7 yrs)2:28,12 2019(6 yrs)2:28,12 2018(5 yrs)2:28,12