---
service: h.root-servers.net
metric: rcode-volume
start-period: '2016-01-01T00:00:00Z'
end-period: '2016-01-01T23:59:59Z'
rcodes:
  0: 662626146
  1: 1294212
  16: 15
  2: 23898
  3: 1938889434
  4: 954697
  5: 24731
  9: 4