condition mean min max 0 h after light 2.470135 1.56682 3.37345 2 h after light 1.22457 0.87954 1.5696 4 h after light 1.1799665 0.767923 1.59201 8 h after light 2.82862 1.61197 4.04527 12 h after light 4.14897 3.57701 4.72093 2 h after dark 4.576655000000001 3.50758 5.64573 4 h after dark 4.96543 3.90719 6.02367 8 h after dark 5.649 4.24875 7.04925 12 h after dark 3.69911 3.21698 4.18124