condition	mean	min	max
4 h after light	3585.5	3585.5	3585.5
8 h after light	3457.1	3040.6	3873.6
12 h after light	3320.9	2830.3	3811.5
4 h after dark	4096.1	3554.8	4637.4
8 h after dark	3427.8	3287.9	3567.7
12 h after dark	4283.35	2811.7	5755.0