condition mean min max 4 h after light 0.00070055 0.0 0.0014011 8 h after light 0.00203797 0.0 0.00407594 12 h after light 0.005942875 0.00586661 0.00601914 4 h after dark 0.0021801033333333332 0.0 0.00348943 8 h after dark 0.00224416 0.0 0.00673248 12 h after dark 0.0004407666666666667 0.0 0.0013223