condition mean min max 4 h after light 56.53503666666667 38.88613 90.94963 8 h after light 62.33082333333333 42.60172 92.73982 12 h after light 66.93530000000001 46.094640000000005 89.28183 16 h after light 58.88628333333334 44.14432 76.7621 4 h after dark 98.28487333333334 94.98051 102.9517 8 h after dark 49.874606666666665 43.55226 59.926790000000004