--- service: a.root-servers.net start-period: '2014-10-08T00:00:00Z' end-period: '2014-10-08T23:59:59Z' metric: rcode-volume 0: 586836124 1: 461379 2: 482 3: 426031633 4: 5524 5: 388638 6: 862 7: 1099 8: 1300 9: 1368 10: 751 11: 867 12: 691 13: 596 14: 1519 15: 1239 16: 9