condition	mean	min	max
0 h after light	21.9997	21.8796	22.1198
4 h after light	16.45445	16.0667	16.8422
8 h after light	12.677399999999999	10.7516	14.6032
4 h after dark	19.99745	17.7697	22.2252
8 h after dark	18.5939	17.5116	19.6762
12 h after dark	20.75215	17.379	24.1253