condition	mean	min	max
4 h after light	21.926278	21.245413	22.607143
8 h after light	14.8299465	13.195742	16.464151
12 h after light	13.656138	12.745549	14.566727
4 h after dark	15.196525000000001	14.984206	15.408844
8 h after dark	13.868563	12.75292	14.984206
12 h after dark	13.655135	13.655135	13.655135