condition	mean	min	max
0 h after light	6.62387	5.29343	7.95431
4 h after light	8.858419999999999	7.82855	9.88829
8 h after light	8.455919999999999	5.23704	11.6748
4 h after dark	15.634149999999998	12.1306	19.1377
8 h after dark	14.8481	11.2956	18.4006
12 h after dark	11.3385	10.3423	12.3347