condition mean min max 0 h after light 116.465 109.934 122.996 4 h after light 394.832 325.673 463.991 8 h after light 174.84750000000003 167.717 181.978 4 h after dark 508.8065 507.535 510.078 8 h after dark 353.9215 343.566 364.277 12 h after dark 233.5555 156.471 310.64