condition mean min max 0 h after light 193.481 192.416 194.546 4 h after light 297.899 270.803 324.995 8 h after light 276.7005 264.102 289.299 4 h after dark 480.35850000000005 453.098 507.619 8 h after dark 347.9035 323.187 372.62 12 h after dark 228.694 207.087 250.301