condition	mean	min	max
4 h after light	6367.4	6367.4	6367.4
8 h after light	6739.700000000001	6284.8	7194.6
12 h after light	7349.299999999999	7145.7	7552.9
4 h after dark	7915.55	7062.0	8769.1
8 h after dark	7851.4	7226.2	8476.6
12 h after dark	6794.8	6136.5	7453.1