condition	mean	min	max
4 h after light	14.88675	11.5446	18.2289
8 h after light	13.9483	12.1311	15.7655
12 h after light	14.124500000000001	11.6914	16.5576
4 h after dark	11.132293333333333	7.13368	15.0575
8 h after dark	14.552733333333334	12.6285	16.2158
12 h after dark	15.148466666666666	13.6568	17.9746