condition mean min max 0 h after light 0.2116455 0.0 0.423291 4 h after light 0.4764905 0.431303 0.521678 8 h after light 0.370973 0.323164 0.418782 4 h after dark 0.6258459999999999 0.103932 1.14776 8 h after dark 1.2016325 0.735705 1.66756 12 h after dark 0.416968 0.317042 0.516894