condition	mean	min	max
4 h after light	768.8	768.8	768.8
8 h after light	755.6	686.2	825.0
12 h after light	704.95	500.6	909.3
4 h after dark	420.95	219.5	622.4
8 h after dark	317.25	288.6	345.9
12 h after dark	415.4	412.7	418.1