condition	mean	min	max
0 h after light	29.69235	29.2344	30.1503
4 h after light	14.28855	13.6267	14.9504
8 h after light	10.359265	9.05313	11.6654
4 h after dark	12.336155	9.82691	14.8454
8 h after dark	21.12575	18.0904	24.1611
12 h after dark	24.594250000000002	20.0404	29.1481