Data quality metrics extracted from 4knn.cif.gz by aB_cif2table1 from BUSTER (Global Phasing Ltd.). See also the PDBx/mmCIF dictionary.

Raw JSON data
{
  "mxlims_type": "ReflectionSet",
  "version": "0.2.2",
  "uuid": "9b9189087bc0b7487cfcdd58add8c7ea",
  "space_group_name": "P 21 21 21",
  "unit_cell": {
    "a": 56.182,
    "b": 57.470,
    "c": 159.467,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.82661],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [79.733,1.404],
    "number_observations_unique": 99914,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.038
      },
      {
        "type": "I/SigI",
        "value": 26.400
      },
      {
        "type": "Completeness",
        "value": 98.300
      },
      {
        "type": "Redundancy",
        "value": 6.600
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.48,1.40],
      "number_observations": 82680,
      "number_observations_unique": 13550,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.262
        },
        {
          "type": "R(meas)",
          "value": 0.31
        },
        {
          "type": "R(pim)",
          "value": 0.12
        },
        {
          "type": "I/SigI",
          "value": 3.0
        },
        {
          "type": "Completeness",
          "value": 92.60
        },
        {
          "type": "Redundancy",
          "value": 6.10
        }
      ]
    },
    {
      "resolution_limits": [1.57,1.48],
      "number_observations": 92541,
      "number_observations_unique": 13768,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.175
        },
        {
          "type": "R(meas)",
          "value": 0.21
        },
        {
          "type": "R(pim)",
          "value": 0.08
        },
        {
          "type": "I/SigI",
          "value": 4.4
        },
        {
          "type": "Completeness",
          "value": 99.20
        },
        {
          "type": "Redundancy",
          "value": 6.70
        }
      ]
    },
    {
      "resolution_limits": [1.68,1.57],
      "number_observations": 86236,
      "number_observations_unique": 13017,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.120
        },
        {
          "type": "R(meas)",
          "value": 0.14
        },
        {
          "type": "R(pim)",
          "value": 0.05
        },
        {
          "type": "I/SigI",
          "value": 6.3
        },
        {
          "type": "Completeness",
          "value": 99.40
        },
        {
          "type": "Redundancy",
          "value": 6.60
        }
      ]
    },
    {
      "resolution_limits": [1.81,1.68],
      "number_observations": 83125,
      "number_observations_unique": 12117,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.081
        },
        {
          "type": "R(meas)",
          "value": 0.10
        },
        {
          "type": "R(pim)",
          "value": 0.04
        },
        {
          "type": "I/SigI",
          "value": 9.1
        },
        {
          "type": "Completeness",
          "value": 99.40
        },
        {
          "type": "Redundancy",
          "value": 6.90
        }
      ]
    },
    {
      "resolution_limits": [1.99,1.81],
      "number_observations": 72937,
      "number_observations_unique": 11164,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.054
        },
        {
          "type": "R(meas)",
          "value": 0.06
        },
        {
          "type": "R(pim)",
          "value": 0.03
        },
        {
          "type": "I/SigI",
          "value": 12.8
        },
        {
          "type": "Completeness",
          "value": 99.30
        },
        {
          "type": "Redundancy",
          "value": 6.50
        }
      ]
    },
    {
      "resolution_limits": [2.22,1.99],
      "number_observations": 70552,
      "number_observations_unique": 10185,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.041
        },
        {
          "type": "R(meas)",
          "value": 0.05
        },
        {
          "type": "R(pim)",
          "value": 0.02
        },
        {
          "type": "I/SigI",
          "value": 16.5
        },
        {
          "type": "Completeness",
          "value": 99.60
        },
        {
          "type": "Redundancy",
          "value": 6.90
        }
      ]
    },
    {
      "resolution_limits": [2.56,2.22],
      "number_observations": 58755,
      "number_observations_unique": 8948,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.035
        },
        {
          "type": "R(meas)",
          "value": 0.04
        },
        {
          "type": "R(pim)",
          "value": 0.02
        },
        {
          "type": "I/SigI",
          "value": 18.9
        },
        {
          "type": "Completeness",
          "value": 98.90
        },
        {
          "type": "Redundancy",
          "value": 6.60
        }
      ]
    },
    {
      "resolution_limits": [3.14,2.56],
      "number_observations": 53397,
      "number_observations_unique": 7694,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.031
        },
        {
          "type": "R(meas)",
          "value": 0.04
        },
        {
          "type": "R(pim)",
          "value": 0.01
        },
        {
          "type": "I/SigI",
          "value": 19.7
        },
        {
          "type": "Completeness",
          "value": 99.60
        },
        {
          "type": "Redundancy",
          "value": 6.90
        }
      ]
    },
    {
      "resolution_limits": [4.44,3.14],
      "number_observations": 38991,
      "number_observations_unique": 5998,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.028
        },
        {
          "type": "R(meas)",
          "value": 0.03
        },
        {
          "type": "R(pim)",
          "value": 0.01
        },
        {
          "type": "I/SigI",
          "value": 20.9
        },
        {
          "type": "Completeness",
          "value": 99.20
        },
        {
          "type": "Redundancy",
          "value": 6.50
        }
      ]
    },
    {
      "resolution_limits": [79.73,4.44],
      "number_observations": 21714,
      "number_observations_unique": 3473,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.026
        },
        {
          "type": "R(meas)",
          "value": 0.03
        },
        {
          "type": "R(pim)",
          "value": 0.01
        },
        {
          "type": "I/SigI",
          "value": 19.8
        },
        {
          "type": "Completeness",
          "value": 99.20
        },
        {
          "type": "Redundancy",
          "value": 6.30
        }
      ]
    }
  ]

}
  

Table 1 generated from MXLIMS-JSON (via JavaScript):


Binned data generated from MXLIMS-JSON (via JavaScript):