condition	mean	min	max
0 h after light	22.64705	21.6651	23.629
4 h after light	14.1191	10.3378	17.9004
8 h after light	8.6257	7.60994	9.64146
4 h after dark	9.458639999999999	9.43999	9.47729
8 h after dark	9.771455	9.46641	10.0765
12 h after dark	15.5211	12.911	18.1312