condition	mean	min	max
0 h after light	9.199005	8.45819	9.93982
4 h after light	7.738345000000001	7.45812	8.01857
8 h after light	7.366720000000001	6.04351	8.68993
4 h after dark	9.166875	7.58815	10.7456
8 h after dark	8.127775	7.20889	9.04666
12 h after dark	9.418645	7.54779	11.2895