Data quality metrics extracted from 5skj.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": "073b23bdf86b7107c71766fa9a2b99c4",
  "space_group_name": "H 3",
  "unit_cell": {
    "a": 134.860,
    "b": 134.860,
    "c": 234.457,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [1.00000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [43.38,2.740],
    "number_observations": 162862,
    "number_observations_unique": 41711,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.137
      },
      {
        "type": "R(meas)",
        "value": 0.160
      },
      {
        "type": "I/SigI",
        "value": 9.400
      },
      {
        "type": "Completeness",
        "value": 99.800
      },
      {
        "type": "Redundancy",
        "value": 3.905
      },
      {
        "type": "CC(1/2)",
        "value": 0.993
      }
    ]
  },
  "refln_shells": [
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      "resolution_limits": [2.810,2.740],
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      "number_observations_unique": 3121,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 1.085
        },
        {
          "type": "R(meas)",
          "value": 1.258
        },
        {
          "type": "I/SigI",
          "value": 1.200
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.902
        },
        {
          "type": "CC(1/2)",
          "value": 0.451
        }
      ]
    },
    {
      "resolution_limits": [2.890,2.810],
      "number_observations": 11605,
      "number_observations_unique": 2961,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.891
        },
        {
          "type": "R(meas)",
          "value": 1.033
        },
        {
          "type": "I/SigI",
          "value": 1.470
        },
        {
          "type": "Completeness",
          "value": 99.700
        },
        {
          "type": "Redundancy",
          "value": 3.919
        },
        {
          "type": "CC(1/2)",
          "value": 0.561
        }
      ]
    },
    {
      "resolution_limits": [2.970,2.890],
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      "number_observations_unique": 2950,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.713
        },
        {
          "type": "R(meas)",
          "value": 0.827
        },
        {
          "type": "I/SigI",
          "value": 1.870
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.911
        },
        {
          "type": "CC(1/2)",
          "value": 0.657
        }
      ]
    },
    {
      "resolution_limits": [3.060,2.970],
      "number_observations": 11257,
      "number_observations_unique": 2872,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.578
        },
        {
          "type": "R(meas)",
          "value": 0.670
        },
        {
          "type": "I/SigI",
          "value": 2.320
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.920
        },
        {
          "type": "CC(1/2)",
          "value": 0.754
        }
      ]
    },
    {
      "resolution_limits": [3.160,3.060],
      "number_observations": 10658,
      "number_observations_unique": 2720,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.453
        },
        {
          "type": "R(meas)",
          "value": 0.525
        },
        {
          "type": "I/SigI",
          "value": 2.960
        },
        {
          "type": "Completeness",
          "value": 99.700
        },
        {
          "type": "Redundancy",
          "value": 3.918
        },
        {
          "type": "CC(1/2)",
          "value": 0.831
        }
      ]
    },
    {
      "resolution_limits": [3.270,3.160],
      "number_observations": 10484,
      "number_observations_unique": 2676,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.340
        },
        {
          "type": "R(meas)",
          "value": 0.395
        },
        {
          "type": "I/SigI",
          "value": 3.950
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.918
        },
        {
          "type": "CC(1/2)",
          "value": 0.886
        }
      ]
    },
    {
      "resolution_limits": [3.400,3.270],
      "number_observations": 10039,
      "number_observations_unique": 2561,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.250
        },
        {
          "type": "R(meas)",
          "value": 0.290
        },
        {
          "type": "I/SigI",
          "value": 5.320
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.920
        },
        {
          "type": "CC(1/2)",
          "value": 0.939
        }
      ]
    },
    {
      "resolution_limits": [3.540,3.400],
      "number_observations": 9449,
      "number_observations_unique": 2472,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.193
        },
        {
          "type": "R(meas)",
          "value": 0.225
        },
        {
          "type": "I/SigI",
          "value": 7.050
        },
        {
          "type": "Completeness",
          "value": 99.500
        },
        {
          "type": "Redundancy",
          "value": 3.822
        },
        {
          "type": "CC(1/2)",
          "value": 0.960
        }
      ]
    },
    {
      "resolution_limits": [3.690,3.540],
      "number_observations": 9132,
      "number_observations_unique": 2374,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.160
        },
        {
          "type": "R(meas)",
          "value": 0.186
        },
        {
          "type": "I/SigI",
          "value": 8.500
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 3.847
        },
        {
          "type": "CC(1/2)",
          "value": 0.971
        }
      ]
    },
    {
      "resolution_limits": [3.880,3.690],
      "number_observations": 8784,
      "number_observations_unique": 2260,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.127
        },
        {
          "type": "R(meas)",
          "value": 0.148
        },
        {
          "type": "I/SigI",
          "value": 10.260
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.887
        },
        {
          "type": "CC(1/2)",
          "value": 0.982
        }
      ]
    },
    {
      "resolution_limits": [4.080,3.880],
      "number_observations": 8325,
      "number_observations_unique": 2170,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.101
        },
        {
          "type": "R(meas)",
          "value": 0.118
        },
        {
          "type": "I/SigI",
          "value": 12.760
        },
        {
          "type": "Completeness",
          "value": 99.500
        },
        {
          "type": "Redundancy",
          "value": 3.836
        },
        {
          "type": "CC(1/2)",
          "value": 0.988
        }
      ]
    },
    {
      "resolution_limits": [4.330,4.080],
      "number_observations": 7908,
      "number_observations_unique": 2017,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.084
        },
        {
          "type": "R(meas)",
          "value": 0.098
        },
        {
          "type": "I/SigI",
          "value": 14.690
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.921
        },
        {
          "type": "CC(1/2)",
          "value": 0.991
        }
      ]
    },
    {
      "resolution_limits": [4.630,4.330],
      "number_observations": 7464,
      "number_observations_unique": 1907,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.071
        },
        {
          "type": "R(meas)",
          "value": 0.083
        },
        {
          "type": "I/SigI",
          "value": 17.140
        },
        {
          "type": "Completeness",
          "value": 99.700
        },
        {
          "type": "Redundancy",
          "value": 3.914
        },
        {
          "type": "CC(1/2)",
          "value": 0.994
        }
      ]
    },
    {
      "resolution_limits": [5.000,4.630],
      "number_observations": 7116,
      "number_observations_unique": 1809,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.068
        },
        {
          "type": "R(meas)",
          "value": 0.079
        },
        {
          "type": "I/SigI",
          "value": 17.770
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.934
        },
        {
          "type": "CC(1/2)",
          "value": 0.994
        }
      ]
    },
    {
      "resolution_limits": [5.480,5.000],
      "number_observations": 6371,
      "number_observations_unique": 1615,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.072
        },
        {
          "type": "R(meas)",
          "value": 0.084
        },
        {
          "type": "I/SigI",
          "value": 16.620
        },
        {
          "type": "Completeness",
          "value": 99.800
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        {
          "type": "Redundancy",
          "value": 3.945
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        {
          "type": "CC(1/2)",
          "value": 0.994
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      ]
    },
    {
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      "number_observations_unique": 1508,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.078
        },
        {
          "type": "R(meas)",
          "value": 0.090
        },
        {
          "type": "I/SigI",
          "value": 15.350
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        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.946
        },
        {
          "type": "CC(1/2)",
          "value": 0.992
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      ]
    },
    {
      "resolution_limits": [7.070,6.130],
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      "number_observations_unique": 1290,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.064
        },
        {
          "type": "R(meas)",
          "value": 0.075
        },
        {
          "type": "I/SigI",
          "value": 18.490
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 3.942
        },
        {
          "type": "CC(1/2)",
          "value": 0.994
        }
      ]
    },
    {
      "resolution_limits": [8.660,7.070],
      "number_observations": 4374,
      "number_observations_unique": 1108,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.038
        },
        {
          "type": "R(meas)",
          "value": 0.044
        },
        {
          "type": "I/SigI",
          "value": 27.620
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 3.948
        },
        {
          "type": "CC(1/2)",
          "value": 0.998
        }
      ]
    },
    {
      "resolution_limits": [12.250,8.660],
      "number_observations": 3432,
      "number_observations_unique": 873,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.027
        },
        {
          "type": "R(meas)",
          "value": 0.031
        },
        {
          "type": "I/SigI",
          "value": 38.890
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.931
        },
        {
          "type": "CC(1/2)",
          "value": 0.999
        }
      ]
    },
    {
      "resolution_limits": [43.380,12.250],
      "number_observations": 1711,
      "number_observations_unique": 447,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.025
        },
        {
          "type": "R(meas)",
          "value": 0.030
        },
        {
          "type": "I/SigI",
          "value": 41.140
        },
        {
          "type": "Completeness",
          "value": 97.800
        },
        {
          "type": "Redundancy",
          "value": 3.828
        },
        {
          "type": "CC(1/2)",
          "value": 0.999
        }
      ]
    }
  ]

}
  

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


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