condition	mean	min	max
4 h after light	22.71665	19.371	26.0623
8 h after light	15.00565	14.2504	15.7609
12 h after light	17.651175	9.01535	26.287
4 h after dark	66.0676	36.5121	95.6231
8 h after dark	12.574324999999998	8.32175	16.8269
12 h after dark	20.97155	20.2286	21.7145