condition	mean	min	max
3 h after light	7.43383	6.80095	8.12219
6 h after light	4.915666666666667	3.88633	6.57973
9 h after light	3.1701633333333334	2.45007	3.82785
12 h after light	4.538923333333333	3.72287	5.02228
3 h after dark	8.47188	6.78074	9.83895
6 h after dark	12.3363	10.2422	15.3447
9 h after dark	13.3412	9.4484	15.5349
12 h after dark	9.05565	6.6164	12.623