139 Tracking talented swimmers during the junior-to-senior transition 6 Appendix C. Performance benchmarks (%WR) by age category, sex and swim event derived from international elite swimmers. Event Age category Performance benchmark (%WR) Males 50 Backstroke 18 111.8 100 Backstroke 18 111.4 200 Backstroke 18 111.0 50 Breaststroke 18 113.0 100 Breaststroke 18 111.5 200 Breaststroke 18 111.8 50 Butterfly 18 113.8 100 Butterfly 18 111.0 200 Butterfly 18 111.4 50 Freestyle 18 112.9 100 Freestyle 18 112.1 200 Freestyle 18 111.3 400 Freestyle 18 110.1 200 Medley 18 111.6 400 Medley 18 111.0 50 Backstroke 19 111.5 100 Backstroke 19 109.0 200 Backstroke 19 109.5 50 Breaststroke 19 113.0 100 Breaststroke 19 110.9 200 Breaststroke 19 109.4 50 Butterfly 19 112.2 100 Butterfly 19 109.8 200 Butterfly 19 109.8 50 Freestyle 19 112.7 100 Freestyle 19 108.9 200 Freestyle 19 110.1 400 Freestyle 19 107.8 200 Medley 19 110.1 400 Medley 19 109.8 Females 50 Backstroke 17 111.5 100 Backstroke 17 112.1 200 Backstroke 17 112.8 50 Breaststroke 17 114.7 100 Breaststroke 17 113.2 200 Breaststroke 17 114.5 50 Butterfly 17 116.7 100 Butterfly 17 115.0
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