condition	mean	min	max
4 h after light	3990.6	3990.6	3990.6
8 h after light	4184.5	3767.2	4601.8
12 h after light	3762.1	3552.2	3972.0
4 h after dark	4541.55	4095.1	4988.0
8 h after dark	4479.75	3506.8	5452.7
12 h after dark	4595.4	4433.3	4757.5