condition mean min max 4 h after light 662.0 662.0 662.0 8 h after light 914.0999999999999 673.4 1154.8 12 h after light 925.3 884.0 966.6 4 h after dark 861.85 848.0 875.7 8 h after dark 642.35 551.7 733.0 12 h after dark 456.45000000000005 379.7 533.2