condition	mean	min	max
3 h after light	6.462723333333334	6.20678	6.66058
6 h after light	4.37149	2.74894	5.34031
9 h after light	4.24596	3.44682	5.16419
12 h after light	5.740966666666667	4.13895	7.24891
3 h after dark	13.751800000000001	12.393	14.7954
6 h after dark	15.1917	13.4696	16.7116
9 h after dark	11.168433333333333	10.6225	11.538
12 h after dark	6.05291	5.46413	6.40334