condition	mean	min	max
0 h after light	21.523249999999997	19.4407	23.6058
4 h after light	16.5281	15.7663	17.2899
8 h after light	21.093249999999998	18.7583	23.4282
4 h after dark	22.423949999999998	22.1791	22.6688
8 h after dark	16.6697	15.7611	17.5783
12 h after dark	15.0337	12.4668	17.6006