condition	mean	min	max
0 h after light	9.29374	8.53788	10.0496
4 h after light	18.07225	17.175	18.9695
8 h after light	13.5775	13.0267	14.1283
4 h after dark	14.32545	12.0841	16.5668
8 h after dark	14.051549999999999	13.6695	14.4336
12 h after dark	10.713405000000002	8.82501	12.6018