condition	mean	min	max
4 h after light	3.070065	2.66066	3.47947
8 h after light	3.820545	3.37327	4.26782
12 h after light	8.257069999999999	7.86046	8.65368
4 h after dark	8.072216666666666	7.34609	8.7471
8 h after dark	7.09372	6.71959	7.56698
12 h after dark	4.283146666666667	3.76233	5.22529