condition	mean	min	max
4 h after light	2.77664	2.74965	2.80363
8 h after light	3.71655	3.23065	4.20245
12 h after light	4.566855	3.76481	5.3689
4 h after dark	4.7993500000000004	2.96608	5.93099
8 h after dark	4.360176666666667	3.73373	4.9852
12 h after dark	3.6881133333333334	2.86585	5.33235