--- version: rssac002v3 service: m.root-servers.net start-period: '2019-04-30T00:00:00Z' metric: rcode-volume rcodes: 0: 2154451312 1: 2696359 2: 87278 3: 2520770019 4: 87616 5: 772207 6: 86986 7: 87297 8: 87839 9: 89558 10: 87549 11: 87389 12: 87301 13: 87264 14: 86827 15: 87393