condition	mean	min	max
3 h after light	16.939605	8.51633	35.7512
7 h after light	17.596215	8.8974	37.888
11 h after light	21.813525	12.3603	33.0243
2 h after dark	20.599083333333333	12.5757	30.6678
6 h after dark	15.92746	8.09172	24.5484
10 h after dark	13.4271875	9.04629	22.7296