condition	mean	min	max
0 h after light	11.00655	10.7521	11.261
4 h after light	7.530595	7.1462	7.91499
8 h after light	9.37086	8.49882	10.2429
4 h after dark	8.961359999999999	8.59029	9.33243
8 h after dark	9.49752	9.45769	9.53735
12 h after dark	9.786175	9.23175	10.3406