condition mean min max 3 h after light 0.06570806666666666 0.0 0.117499 6 h after light 0.0 0.0 0.0 9 h after light 0.05772166666666667 0.0 0.173165 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.06114633333333334 0.036858 0.081619 12 h after dark 0.0 0.0 0.0