condition	mean	min	max
0 h after light	29.8477	28.8533	30.8421
4 h after light	14.3538	13.5304	15.1772
8 h after light	11.399149999999999	10.6839	12.1144
4 h after dark	19.71295	18.2109	21.215
8 h after dark	21.2003	19.4678	22.9328
12 h after dark	22.2315	18.6267	25.8363