condition mean min max 4 h after light 237.6028405 227.249527 247.956154 8 h after light 219.4141295 216.998104 221.830155 12 h after light 250.00273650000003 241.812213 258.19326 4 h after dark 274.962826 220.232057 329.693595 8 h after dark 299.02522999999997 269.825828 328.224632 12 h after dark 228.703372 228.703372 228.703372