condition	mean	min	max
4 h after light	27548.365	25604.185	28661.31667
8 h after light	27194.513890000002	26085.97667	27878.88
12 h after light	28899.74	27628.63333	30463.50667
1.5 h after dark	23961.04	22935.54333	25595.34
5.5 h after dark	27220.84	24946.53	29683.12333
9.5 h after dark	26291.465556666666	26149.21667	26406.54333