condition	mean	min	max
0 h after light	6.840445	6.26117	7.41972
4 h after light	6.75512	6.62487	6.88537
8 h after light	6.1432649999999995	5.17465	7.11188
4 h after dark	8.360535	7.68658	9.03449
8 h after dark	7.004195	6.99368	7.01471
12 h after dark	7.819535	6.52682	9.11225