condition	mean	min	max
0 h after light	18.840449999999997	18.333	19.3479
2 h after light	9.092205	8.57466	9.60975
4 h after light	8.08212	6.38007	9.78417
8 h after light	8.82217	8.47132	9.17302
12 h after light	9.77593	8.86536	10.6865
2 h after dark	10.126425000000001	9.88025	10.3726
4 h after dark	12.73515	12.2732	13.1971
8 h after dark	22.80505	22.2436	23.3665
12 h after dark	19.660899999999998	18.7641	20.5577