Some of the three are more demanding

7 mins 58 secs

15 secs

10 mins 59 secs

5 mins 16 secs

21 secs

2 mins 45 secs

31 secs

7 mins 31 secs

1 min 34 secs

2 mins 15 secs

3 mins 53 secs

3 mins 2 secs

3 mins 20 secs

45 secs

1 min 2 secs

2 mins 26 secs

2 mins 15 secs

3 mins 9 secs

2 mins 5 secs

2 mins 20 secs

35 secs

24 mins 6 secs

3 mins 31 secs

14 mins 51 secs

1 min 55 secs

2 mins 12 secs

1 min 10 secs

1 min 27 secs

3 mins 33 secs

3 mins 4 secs

1 min 6 secs

12 mins 5 secs

49 secs

9 mins 2 secs

9 mins 5 secs

2 mins 33 secs

11 mins 6 secs

22 mins 49 secs

1 min 1 sec

3 mins 2 secs