condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.026545866666666668 0.0 0.0796376 12 h after light 0.0183969 0.0 0.0551907 4 h after dark 0.042129599999999996 0.0 0.0866247 8 h after dark 0.023699266666666666 0.0 0.0710978 12 h after dark 0.06289676666666666 0.0377534 0.0772868