--- service: m.root-servers.net start-period: '2016-04-05T00:00:00Z' end-period: '2016-04-05T23:59:59Z' metric: rcode-volume rcodes: 0: 1187865382 1: 885678 2: 107958 3: 1682821182 4: 111597 5: 1287387 6: 108512 7: 107579 8: 107842 9: 124273 10: 107637 11: 109001 12: 108720 13: 108496 14: 107332 15: 108147