1, Grade 6 students' 50-meter running performance: girls 1 1.00 seconds. Boys 10.20 seconds.
2. Grade five students' 50-meter running performance: girls 1 1. 10 seconds. Boys 10.80 seconds.
3. Grade four students' 50-meter running performance: girls 1 1.50 seconds. For boys, it is 1 1. 10 seconds.
4. Grade 3 pupils' 50-meter running performance: girls 12.00 seconds. Boys 1 1.50 seconds.
5. Grade two students' 50-meter running performance: girls 12.80 seconds. Boys 12.00 seconds.
6. Grade one primary school students' 50-meter running performance: girls 13.80 seconds. The time for boys is 12.60 seconds.