condition mean min max 3 h after light 4.37351 3.87852 4.66446 6 h after light 6.48854 4.94326 7.4465 9 h after light 11.10657 9.14281 12.6903 12 h after light 9.289765000000001 1.05776 14.0836 3 h after dark 8.418393333333333 6.13579 10.1936 6 h after dark 4.55363 1.42862 6.18526 9 h after dark 3.2659033333333336 2.09045 4.48658 12 h after dark 3.09254 2.9705 3.21458