condition mean min max 4 h after light 206.4241695 130.295481 282.552858 8 h after light 135.15068200000002 120.187793 150.113571 12 h after light 209.265667 196.970853 221.560481 4 h after dark 115.84091500000001 49.771026 181.910804 8 h after dark 98.3690505 17.574837 179.163264 12 h after dark 234.760361 234.760361 234.760361