condition	mean	min	max
4 h after light	10776.381112333333	9867.596667	11310.88667
8 h after light	10056.171665666667	9427.446667	11264.53333
12 h after light	7453.441111	6765.58	8267.06
1.5 h after dark	7540.137777999999	7167.9	8248.406667
5.5 h after dark	7215.24	5762.67	8264.486667
9.5 h after dark	8449.066666666668	6564.866667	10076.09