condition	mean	min	max
4 h after light	15608.32	9663.59	22012.0
8 h after light	12932.770556666666	6549.805	17979.45667
12 h after light	44430.335556666665	14100.68667	67042.54667
1.5 h after dark	72003.14554666667	13843.52667	134222.7533
5.5 h after dark	52619.97889	17765.52667	74668.69
9.5 h after dark	29921.39111	15614.42	55334.67