condition mean min max 3 h after light 45.160199999999996 43.4663 47.2248 6 h after light 79.1776 64.2186 89.1519 9 h after light 117.3614 95.7462 129.431 12 h after light 78.8888 41.0186 97.4163 3 h after dark 78.6185 70.2679 85.2856 6 h after dark 43.83076666666667 40.6789 46.2167 9 h after dark 28.2435 25.468 31.3276 12 h after dark 23.5061 16.0527 30.9595