condition	mean	min	max
4 h after light	3.634767	3.5586580000000003	3.7622190000000004
8 h after light	2.5779183333333333	1.591907	3.080734
12 h after light	1.7079326666666665	1.546757	1.8333529999999998
16 h after light	3.5029116666666664	2.856391	4.168538
4 h after dark	3.0914823333333334	2.725317	3.4401639999999998
8 h after dark	8.972373	1.893573	23.01961