Depth:Time spent at this depth%
0 - 5 Meter: 39:26 54%
5 - 10 Meter: 20:03 27%
10 - 15 Meter: 7:48 11%
15 - 20 Meter: 3:51 5%
20 - 25 Meter: 1:50 2%
25 - 30 Meter: 0:24 1%
30 - 35 Meter: 0:05 0%

Change bucket size to:
Time spent at depth