condition	mean	min	max
4 h after light	8.899675	5.30515	12.4942
8 h after light	12.368549999999999	11.0045	13.7326
12 h after light	20.8964	18.8342	22.9586
4 h after dark	14.719850000000001	11.8025	17.6372
8 h after dark	29.2592	23.8068	34.7116
12 h after dark	18.84875	14.3516	23.3459