condition	mean	min	max
4 h after light	7.608485	5.55492	9.66205
8 h after light	7.579135	7.24446	7.91381
12 h after light	2.9873950000000002	2.48459	3.4902
4 h after dark	5.042446666666667	4.40226	5.61894
8 h after dark	2.8918566666666665	2.71422	3.05322
12 h after dark	5.53671	4.88132	6.07534