condition	mean	min	max
0 h after light	20.6033	20.536	20.6706
4 h after light	15.36	13.9803	16.7397
8 h after light	15.342500000000001	14.3345	16.3505
4 h after dark	22.7606	21.8977	23.6235
8 h after dark	14.3607	13.9857	14.7357
12 h after dark	19.41995	18.8198	20.0201