condition mean min max 4 h after light 10321.5 10321.5 10321.5 8 h after light 10716.4 9133.8 12299.0 12 h after light 10325.75 9958.9 10692.6 4 h after dark 6005.349999999999 3144.9 8865.8 8 h after dark 2267.25 1869.6 2664.9 12 h after dark 2343.7 1605.2 3082.2