condition mean min max 3 h after light 2.2155033333333334 0.0 3.47384 6 h after light 2.713671 0.974363 6.11869 9 h after light 2.8134333333333332 1.88153 3.44449 12 h after light 2.7357625 0.0 4.32282 3 h after dark 2.58973 0.0 4.76939 6 h after dark 1.4261333333333333 0.0 3.09034 9 h after dark 1.09778 0.0 1.75192 12 h after dark 0.590415 0.0 1.18083