condition	mean	min	max
0 h after light	20.787399999999998	19.4272	22.1476
2 h after light	9.814910000000001	9.03912	10.5907
4 h after light	12.899249999999999	12.463	13.3355
8 h after light	16.27595	16.0955	16.4564
12 h after light	20.242199999999997	18.9486	21.5358
2 h after dark	27.265900000000002	27.0858	27.446
4 h after dark	37.7703	36.2662	39.2744
8 h after dark	42.04715	37.8277	46.2666
12 h after dark	21.87555	21.0145	22.7366