condition	mean	min	max
0 h after light	17.21045	17.1645	17.2564
4 h after light	12.7508	12.1711	13.3305
8 h after light	14.704450000000001	14.3056	15.1033
4 h after dark	16.3714	15.8326	16.9102
8 h after dark	11.5141	10.8192	12.209
12 h after dark	12.7074	12.0962	13.3186