condition mean min max 4 h after light 0.5618765 0.31192 0.811833 8 h after light 0.2811755 0.0 0.562351 12 h after light 0.0 0.0 0.0 4 h after dark 0.7027543333333334 0.441684 0.894819 8 h after dark 0.07630166666666667 0.0 0.228905 12 h after dark 0.427515 0.099226 0.594623