condition mean min max 0 h after light 0.23101 0.230804 0.231216 4 h after light 0.424806 0.379267 0.470345 8 h after light 0.9657355 0.913381 1.01809 4 h after dark 1.022148 0.982276 1.06202 8 h after dark 0.34224750000000004 0.305639 0.378856 12 h after dark 0.1503155 0.0 0.300631