condition mean min max 0 h after light 0.091806 0.0 0.183612 4 h after light 0.3185745 0.267942 0.369207 8 h after light 0.457176 0.268866 0.645486 4 h after dark 0.6241835 0.533809 0.714558 8 h after dark 0.22379449999999998 0.179938 0.267651 12 h after dark 0.0904655 0.0 0.180931