condition mean min max 0 h after light 0.614348 0.546628 0.682068 4 h after light 0.37436400000000003 0.277991 0.470737 8 h after light 0.4395962 0.0694304 0.809762 4 h after dark 0.5039965 0.200963 0.80703 8 h after dark 0.337858 0.201526 0.47419 12 h after dark 0.572303 0.544922 0.599684