condition	mean	min	max
4 h after light	25.200699999999998	22.5607	27.8407
8 h after light	6.602485	5.1481	8.05687
12 h after light	8.52056	6.09102	10.9501
4 h after dark	38.869	38.837	38.901
8 h after dark	51.34935	45.5771	57.1216
12 h after dark	52.93625	51.708	54.1645