condition	mean	min	max
3 h after light	6.2447333333333335	5.53246	7.32769
6 h after light	6.263043333333333	5.87756	6.7622
9 h after light	6.358383333333333	5.97156	6.98846
12 h after light	6.648975	4.67958	8.69649
3 h after dark	8.71067	8.20384	9.50539
6 h after dark	7.729996666666667	5.72939	8.7446
9 h after dark	7.04127	5.58247	8.58367
12 h after dark	5.66888	4.74497	6.59279