condition mean min max 3 h after light 51.685833333333335 45.8194 56.4624 6 h after light 41.82523333333334 34.7328 47.0352 9 h after light 41.2122 36.248 47.9594 12 h after light 61.96945 44.3893 100.369 3 h after dark 85.5103 77.555 92.6349 6 h after dark 98.7429 93.4591 107.086 9 h after dark 95.28453333333333 92.1217 101.515 12 h after dark 97.29225 92.6835 101.901