condition	mean	min	max
4 h after light	21364.376666666667	15750.82667	27180.04333
8 h after light	24101.78611333333	19162.135	28468.07667
12 h after light	8327.108888	4847.836667	13553.62333
1.5 h after dark	3234.31	3128.38	3299.67
5.5 h after dark	4343.211111	3376.023333	5161.123333
9.5 h after dark	6825.195555666666	5848.306667	7326.84