condition	mean	min	max
0 h after light	11.38965	11.3255	11.4538
4 h after light	7.329445	6.96566	7.69323
8 h after light	6.837295	6.64759	7.027
4 h after dark	8.279715	7.99803	8.5614
8 h after dark	9.751449999999998	9.2724	10.2305
12 h after dark	10.134705	8.93201	11.3374