condition	mean	min	max
0 h after light	20.0009	15.7239	24.2779
2 h after light	15.76075	15.7037	15.8178
4 h after light	14.97925	14.4704	15.4881
8 h after light	9.761355	8.19381	11.3289
12 h after light	12.46875	11.9288	13.0087
2 h after dark	9.02681	7.12742	10.9262
4 h after dark	13.54115	11.8776	15.2047
8 h after dark	18.439799999999998	17.7335	19.1461
12 h after dark	20.0163	19.2996	20.733