condition	mean	min	max
0 h after light	9.41489	9.33517	9.49461
4 h after light	7.0204249999999995	6.17181	7.86904
8 h after light	6.917109999999999	5.58552	8.2487
4 h after dark	9.29129	9.1343	9.44828
8 h after dark	10.3259	10.1064	10.5454
12 h after dark	9.115905	8.98034	9.25147