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              "pair": 22,
              "scan": 0.0,
              "queue": 0.0,
              "queue_minus_scan": 0.0,
              "ratio": null,
              "ratio_kind": "zero_over_zero"
            },
            {
              "pair": 23,
              "scan": 0.0,
              "queue": 0.065536,
              "queue_minus_scan": 0.065536,
              "ratio": null,
              "ratio_kind": "positive_over_zero"
            },
            {
              "pair": 24,
              "scan": 0.0,
              "queue": 0.0,
              "queue_minus_scan": 0.0,
              "ratio": null,
              "ratio_kind": "zero_over_zero"
            },
            {
              "pair": 25,
              "scan": 0.0,
              "queue": 0.0,
              "queue_minus_scan": 0.0,
              "ratio": null,
              "ratio_kind": "zero_over_zero"
            },
            {
              "pair": 26,
              "scan": 0.196608,
              "queue": 0.6553599999999999,
              "queue_minus_scan": 0.45875199999999994,
              "ratio": 3.333333333333333,
              "ratio_kind": "finite"
            },
            {
              "pair": 27,
              "scan": 0.0,
              "queue": 0.0,
              "queue_minus_scan": 0.0,
              "ratio": null,
              "ratio_kind": "zero_over_zero"
            },
            {
              "pair": 28,
              "scan": 0.0,
              "queue": 0.065536,
              "queue_minus_scan": 0.065536,
              "ratio": null,
              "ratio_kind": "positive_over_zero"
            },
            {
              "pair": 29,
              "scan": 0.0,
              "queue": 0.0,
              "queue_minus_scan": 0.0,
              "ratio": null,
              "ratio_kind": "zero_over_zero"
            }
          ],
          "delta_ms_all_pairs": {
            "n": 30,
            "zeros": 18,
            "p10": -0.006553599999999979,
            "p50": 0.0,
            "p90": 0.07864320000000018
          },
          "finite_ratios_only": {
            "n": 5,
            "zeros": 3,
            "p10": 0.0,
            "p50": 0.0,
            "p90": 3.0
          },
          "zero_over_zero": 18,
          "positive_over_zero": 7,
          "ratio_warning": "queue/scan; conditional finite subset is not an all-pair speedup estimate; quantized zeros retained"
        }
      }
    }
  ]
}