{
  "coverage_pairs": 100,
  "pairs_0_19": 1.0,
  "pairs_20_39": 1.0,
  "pairs_40_59": 1.0,
  "pairs_60_79": 1.0,
  "pairs_80_99": 0.995,
  "worst_bucket": 0.995,
  "spread": 0.005
}