condition mean min max 0 h after light 2.8086 2.6006 3.0166 4 h after light 3.583185 2.56405 4.60232 8 h after light 0.9596475 0.835975 1.08332 4 h after dark 1.0105975 0.806565 1.21463 8 h after dark 1.62219 1.08752 2.15686 12 h after dark 1.75464 1.50359 2.00569