condition	mean	min	max
4 h after light	509.5	509.5	509.5
8 h after light	679.75	548.7	810.8
12 h after light	727.65	680.4	774.9
4 h after dark	789.25	746.4	832.1
8 h after dark	851.55	755.9	947.2
12 h after dark	923.0999999999999	907.9	938.3