condition	mean	min	max
0 h after light	12.4756	11.817	13.1342
4 h after light	5.3452	4.48227	6.20813
8 h after light	7.599615	6.40959	8.78964
4 h after dark	8.318000000000001	8.16464	8.47136
8 h after dark	7.847315	7.62432	8.07031
12 h after dark	8.61939	7.24662	9.99216