condition mean min max 4 h after light 0.010312033333333333 0.0 0.0309361 8 h after light 0.048173 0.0 0.144519 12 h after light 0.014058300000000001 0.0 0.0421749 4 h after dark 0.0357764 0.0 0.0777366 8 h after dark 0.019444366666666667 0.0 0.0583331 12 h after dark 0.032405866666666665 0.0273335 0.0392174