condition	mean	min	max
4 h after light	2180.303889	1455.826667	3384.115
8 h after light	2212.696111	1198.413333	3895.295
12 h after light	5767.734444333333	1806.836667	8264.213333
1.5 h after dark	8480.348889	4881.616667	12606.04
5.5 h after dark	7124.757777666667	4787.703333	8669.7
9.5 h after dark	4362.713333333333	3494.45	5656.723333