condition mean min max 0 h after light 5.610885 5.24892 5.97285 2 h after light 2.99282 2.56434 3.4213 4 h after light 2.367095 2.10552 2.62867 8 h after light 2.825485 2.01416 3.63681 12 h after light 3.70643 3.61767 3.79519 2 h after dark 4.5893049999999995 4.26675 4.91186 4 h after dark 3.937075 3.89082 3.98333 8 h after dark 8.35627 7.8008 8.91174 12 h after dark 4.912375 4.88033 4.94442