condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.062359 0.0 0.124718 8 h after light 0.1308995 0.0 0.261799 12 h after light 0.0638935 0.0 0.127787 2 h after dark 0.1367025 0.130989 0.142416 4 h after dark 0.061144 0.0 0.122288 8 h after dark 0.143108 0.0 0.286216 12 h after dark 0.0 0.0 0.0