---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-03-18T00:00:00Z'
end-period: '2016-03-18T23:59:59Z'
rcodes:
  0: 549801881
  1: 820668
  16: 13
  2: 27
  3: 1422986150
  4: 739729
  5: 19083
  9: 14