Data quality metrics extracted from 3nra.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": "6611d7bebb3ddad4357f45605ed8d72a",
  "space_group_name": "P 21 21 21",
  "unit_cell": {
    "a": 67.291,
    "b": 98.517,
    "c": 127.883,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 90.0
  },
  "wavelengths": [0.91837,0.97947],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [29.775,2.15],
    "number_observations_unique": 47045,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.160
      },
      {
        "type": "I/SigI",
        "value": 7.2
      },
      {
        "type": "Completeness",
        "value": 100.000
      },
      {
        "type": "Redundancy",
        "value": 4.100
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.210,2.150],
      "number_observations": 14304,
      "number_observations_unique": 3436,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.631
        },
        {
          "type": "R(meas)",
          "value": 0.723
        },
        {
          "type": "R(pim)",
          "value": 0.349
        },
        {
          "type": "I/SigI",
          "value": 2.2
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.270,2.210],
      "number_observations": 13830,
      "number_observations_unique": 3328,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.546
        },
        {
          "type": "R(meas)",
          "value": 0.626
        },
        {
          "type": "R(pim)",
          "value": 0.303
        },
        {
          "type": "I/SigI",
          "value": 1.4
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.330,2.270],
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      "number_observations_unique": 3293,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.455
        },
        {
          "type": "R(meas)",
          "value": 0.521
        },
        {
          "type": "R(pim)",
          "value": 0.251
        },
        {
          "type": "I/SigI",
          "value": 1.7
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.400,2.330],
      "number_observations": 13141,
      "number_observations_unique": 3151,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.448
        },
        {
          "type": "R(meas)",
          "value": 0.513
        },
        {
          "type": "R(pim)",
          "value": 0.248
        },
        {
          "type": "I/SigI",
          "value": 1.7
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.480,2.400],
      "number_observations": 12804,
      "number_observations_unique": 3067,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.399
        },
        {
          "type": "R(meas)",
          "value": 0.457
        },
        {
          "type": "R(pim)",
          "value": 0.221
        },
        {
          "type": "I/SigI",
          "value": 1.9
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.570,2.480],
      "number_observations": 12353,
      "number_observations_unique": 2968,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.349
        },
        {
          "type": "R(meas)",
          "value": 0.400
        },
        {
          "type": "R(pim)",
          "value": 0.193
        },
        {
          "type": "I/SigI",
          "value": 2.2
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.670,2.570],
      "number_observations": 11908,
      "number_observations_unique": 2858,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.300
        },
        {
          "type": "R(meas)",
          "value": 0.343
        },
        {
          "type": "R(pim)",
          "value": 0.166
        },
        {
          "type": "I/SigI",
          "value": 2.5
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.780,2.670],
      "number_observations": 11616,
      "number_observations_unique": 2788,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.248
        },
        {
          "type": "R(meas)",
          "value": 0.284
        },
        {
          "type": "R(pim)",
          "value": 0.137
        },
        {
          "type": "I/SigI",
          "value": 3.0
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [2.900,2.780],
      "number_observations": 10983,
      "number_observations_unique": 2645,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.220
        },
        {
          "type": "R(meas)",
          "value": 0.252
        },
        {
          "type": "R(pim)",
          "value": 0.122
        },
        {
          "type": "I/SigI",
          "value": 3.4
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [3.040,2.900],
      "number_observations": 10622,
      "number_observations_unique": 2549,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.174
        },
        {
          "type": "R(meas)",
          "value": 0.200
        },
        {
          "type": "R(pim)",
          "value": 0.097
        },
        {
          "type": "I/SigI",
          "value": 4.3
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.200
        }
      ]
    },
    {
      "resolution_limits": [3.210,3.040],
      "number_observations": 10085,
      "number_observations_unique": 2433,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.148
        },
        {
          "type": "R(meas)",
          "value": 0.170
        },
        {
          "type": "R(pim)",
          "value": 0.082
        },
        {
          "type": "I/SigI",
          "value": 5.1
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.100
        }
      ]
    },
    {
      "resolution_limits": [3.400,3.210],
      "number_observations": 9556,
      "number_observations_unique": 2307,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.112
        },
        {
          "type": "R(meas)",
          "value": 0.129
        },
        {
          "type": "R(pim)",
          "value": 0.063
        },
        {
          "type": "I/SigI",
          "value": 6.6
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.100
        }
      ]
    },
    {
      "resolution_limits": [3.630,3.400],
      "number_observations": 8915,
      "number_observations_unique": 2155,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.102
        },
        {
          "type": "R(meas)",
          "value": 0.117
        },
        {
          "type": "R(pim)",
          "value": 0.057
        },
        {
          "type": "I/SigI",
          "value": 7.0
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.100
        }
      ]
    },
    {
      "resolution_limits": [3.930,3.630],
      "number_observations": 8409,
      "number_observations_unique": 2038,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.090
        },
        {
          "type": "R(meas)",
          "value": 0.103
        },
        {
          "type": "R(pim)",
          "value": 0.050
        },
        {
          "type": "I/SigI",
          "value": 7.8
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.100
        }
      ]
    },
    {
      "resolution_limits": [4.300,3.930],
      "number_observations": 7616,
      "number_observations_unique": 1863,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.073
        },
        {
          "type": "R(meas)",
          "value": 0.084
        },
        {
          "type": "R(pim)",
          "value": 0.041
        },
        {
          "type": "I/SigI",
          "value": 9.4
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.100
        }
      ]
    },
    {
      "resolution_limits": [4.810,4.300],
      "number_observations": 7023,
      "number_observations_unique": 1717,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.067
        },
        {
          "type": "R(meas)",
          "value": 0.077
        },
        {
          "type": "R(pim)",
          "value": 0.038
        },
        {
          "type": "I/SigI",
          "value": 9.6
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.100
        }
      ]
    },
    {
      "resolution_limits": [5.550,4.810],
      "number_observations": 6147,
      "number_observations_unique": 1521,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.069
        },
        {
          "type": "R(meas)",
          "value": 0.079
        },
        {
          "type": "R(pim)",
          "value": 0.039
        },
        {
          "type": "I/SigI",
          "value": 10.1
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.000
        }
      ]
    },
    {
      "resolution_limits": [6.800,5.550],
      "number_observations": 5156,
      "number_observations_unique": 1300,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.074
        },
        {
          "type": "R(meas)",
          "value": 0.085
        },
        {
          "type": "R(pim)",
          "value": 0.042
        },
        {
          "type": "I/SigI",
          "value": 9.6
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 4.000
        }
      ]
    },
    {
      "resolution_limits": [9.620,6.800],
      "number_observations": 4004,
      "number_observations_unique": 1034,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.055
        },
        {
          "type": "R(meas)",
          "value": 0.064
        },
        {
          "type": "R(pim)",
          "value": 0.032
        },
        {
          "type": "I/SigI",
          "value": 10.2
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.900
        }
      ]
    },
    {
      "resolution_limits": [29.775,9.620],
      "number_observations": 2110,
      "number_observations_unique": 594,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.049
        },
        {
          "type": "R(meas)",
          "value": 0.058
        },
        {
          "type": "R(pim)",
          "value": 0.031
        },
        {
          "type": "I/SigI",
          "value": 10.8
        },
        {
          "type": "Completeness",
          "value": 96.800
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    }
  ]

}
  

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


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