--- service: a.root-servers.net start-period: '2014-10-24T00:00:00Z' end-period: '2014-10-24T23:59:59Z' metric: rcode-volume 0: 519372382 1: 182839 2: 981 3: 1032279110 4: 14356 5: 340123 6: 947 7: 1309 8: 1115 9: 1640 10: 623 11: 1372 12: 385 13: 738 14: 1176 15: 857 16: 13