condition	mean	min	max
3 h after light	9.174590833333333	3.78833	13.7808
7 h after light	9.476957500000001	3.73558	15.6885
11 h after light	9.604531666666666	2.42672	17.6212
2 h after dark	9.490453333333333	3.38619	17.0245
6 h after dark	12.332370000000001	5.73683	27.0623
10 h after dark	10.329068333333334	6.29571	16.3932