---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-01-02T00:00:00Z'
end-period: '2016-01-02T23:59:59Z'
rcodes:
  0: 688509820
  1: 1296926
  16: 17
  2: 11791
  3: 1967529277
  4: 970863
  5: 22447
  9: 16