condition	mean	min	max
4 h after light	4.8241499999999995	4.56455	5.19766
8 h after light	4.75408	4.62897	4.96241
12 h after light	4.609983333333333	4.33769	4.8594
4 h after dark	4.69761	4.58188	4.78563
8 h after dark	4.571433333333333	4.24455	4.76883
12 h after dark	4.78884	4.57819	5.19915