---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-01-04T00:00:00Z'
end-period: '2016-01-04T23:59:59Z'
rcodes:
  0: 742440200
  1: 1112547
  16: 15
  2: 78
  3: 2178000828
  4: 1121069
  5: 21855
  9: 18