condition mean min max 4 h after light 0.02191913333333333 0.0 0.0657574 8 h after light 0.022732766666666668 0.0 0.0681983 12 h after light 0.0 0.0 0.0 4 h after dark 0.08762893333333334 0.0 0.188705 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0