condition	mean	min	max
4 h after light	7332.6	7332.6	7332.6
8 h after light	6922.15	6816.2	7028.1
12 h after light	7642.5	6778.6	8506.4
4 h after dark	8293.35	7341.7	9245.0
8 h after dark	8400.2	7817.8	8982.6
12 h after dark	7681.5	7471.2	7891.8