condition mean min max 3 h after light 0.029607966666666666 0.0 0.0888239 6 h after light 0.0 0.0 0.0 9 h after light 0.0473441 0.0 0.0744463 12 h after light 0.0 0.0 0.0 3 h after dark 0.027574633333333334 0.0 0.0827239 6 h after dark 0.207678 0.155006 0.259403 9 h after dark 0.099868 0.0 0.166825 12 h after dark 0.15725966666666666 0.0 0.256438