condition	mean	min	max
0 h after light	7.58831	7.10931	8.06731
4 h after light	2.42239	2.23766	2.60712
8 h after light	4.79471	4.43409	5.15533
4 h after dark	3.7278200000000004	3.21327	4.24237
8 h after dark	2.371565	2.33945	2.40368
12 h after dark	3.1748650000000005	2.27673	4.073