condition mean min max 0 h after light 0.1870185 0.0 0.374037 4 h after light 0.07498969999999999 0.0737561 0.0762233 8 h after light 0.0 0.0 0.0 4 h after dark 0.0734705 0.0 0.146941 8 h after dark 0.0371485 0.0 0.074297 12 h after dark 0.0730795 0.0 0.146159