condition mean min max 0 h after light 1.309966 0.936762 1.68317 4 h after light 0.6515335 0.381116 0.921951 8 h after light 0.095187 0.0 0.190374 4 h after dark 0.8276330000000001 0.553206 1.10206 8 h after dark 0.648546 0.36838 0.928712 12 h after dark 0.6455500000000001 0.560303 0.730797