condition mean min max 3 h after light 39.734433333333335 34.0588 46.5653 6 h after light 63.30603333333333 56.7251 66.7972 9 h after light 56.28633333333333 53.9379 58.4888 12 h after light 46.47905 36.9226 72.5361 3 h after dark 48.9724 48.2531 49.5493 6 h after dark 42.646566666666665 39.206 47.9342 9 h after dark 37.3011 35.9053 38.4127 12 h after dark 93.1927 78.5254 107.86