--- version: rssac002v3 service: m.root-servers.net start-period: '2019-07-23T00:00:00Z' metric: rcode-volume rcodes: 0: 1953562394 1: 861662 2: 198739 3: 3197180445 4: 201511 5: 925753 6: 199259 7: 200704 8: 200290 9: 200938 10: 200215 11: 200224 12: 199671 13: 200221 14: 198924 15: 199673