Performance DevelopmentZARJA BIRK, 2014, AQ50m breaststroke women, 25m course (in 2024 points)   121 116 0 0 0 0   2024(10 yrs)0:57,29 2023(9 yrs)0:58,14 2022(8 yrs)0:58,14 2021(7 yrs)0:58,14 2020(6 yrs)0:58,14 2019(5 yrs)0:58,14