condition	mean	min	max
0 h after light	25.931150000000002	24.1019	27.7604
4 h after light	7.299185	6.51672	8.08165
8 h after light	7.50458	6.80077	8.20839
4 h after dark	21.14195	19.6043	22.6796
8 h after dark	15.61895	14.5732	16.6647
12 h after dark	25.67495	23.8908	27.4591