condition	mean	min	max
4 h after light	1743.113889	1442.945	1993.62
8 h after light	1889.9122223333334	1277.016667	2334.77
12 h after light	2934.6255556666665	1956.986667	3736.613333
1.5 h after dark	4208.101111	3315.53	4709.91
5.5 h after dark	3826.092222333333	3475.346667	4083.383333
9.5 h after dark	3200.7499996666666	2931.503333	3736.323333