condition mean min max 3 h after light 3218.22 2716.23 3722.27 6 h after light 953.023 816.199 1215.99 9 h after light 156.76666666666668 114.662 208.905 12 h after light 1103.2236 28.8482 4306.93 3 h after dark 21.0802 12.1174 27.9894 6 h after dark 52.337199999999996 36.3585 81.8449 9 h after dark 901.4363333333333 651.569 1038.73 12 h after dark 4233.895 3999.42 4468.37