Data quality metrics extracted from 4piv.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": "16280eb05071493d6760e5dc80cb7501",
  "space_group_name": "P 1",
  "unit_cell": {
    "a": 48.221,
    "b": 85.761,
    "c": 85.995,
    "alpha": 65.49,
    "beta": 89.96,
    "gamma": 87.22
  },
  "wavelengths": [0.97000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [78.227,2.227],
    "number_observations": 233271,
    "number_observations_unique": 60106,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.057
      },
      {
        "type": "R(meas)",
        "value": 0.079
      },
      {
        "type": "R(pim)",
        "value": 0.040
      },
      {
        "type": "I/SigI",
        "value": 13.000
      },
      {
        "type": "Completeness",
        "value": 98.100
      },
      {
        "type": "Redundancy",
        "value": 3.900
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.350,2.227],
      "number_observations": 34345,
      "number_observations_unique": 8741,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.437
        },
        {
          "type": "R(pim)",
          "value": 0.310
        },
        {
          "type": "I/SigI",
          "value": 1.800
        },
        {
          "type": "Completeness",
          "value": 97.500
        },
        {
          "type": "Redundancy",
          "value": 3.900
        }
      ]
    },
    {
      "resolution_limits": [2.490,2.350],
      "number_observations": 32480,
      "number_observations_unique": 8259,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.307
        },
        {
          "type": "R(pim)",
          "value": 0.220
        },
        {
          "type": "I/SigI",
          "value": 2.500
        },
        {
          "type": "Completeness",
          "value": 97.800
        },
        {
          "type": "Redundancy",
          "value": 3.900
        }
      ]
    },
    {
      "resolution_limits": [2.660,2.490],
      "number_observations": 30626,
      "number_observations_unique": 7820,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.210
        },
        {
          "type": "R(pim)",
          "value": 0.150
        },
        {
          "type": "I/SigI",
          "value": 3.700
        },
        {
          "type": "Completeness",
          "value": 98.000
        },
        {
          "type": "Redundancy",
          "value": 3.900
        }
      ]
    },
    {
      "resolution_limits": [2.880,2.660],
      "number_observations": 28459,
      "number_observations_unique": 7287,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.132
        },
        {
          "type": "R(pim)",
          "value": 0.094
        },
        {
          "type": "I/SigI",
          "value": 5.900
        },
        {
          "type": "Completeness",
          "value": 98.200
        },
        {
          "type": "Redundancy",
          "value": 3.900
        }
      ]
    },
    {
      "resolution_limits": [3.150,2.880],
      "number_observations": 26043,
      "number_observations_unique": 6689,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.082
        },
        {
          "type": "R(pim)",
          "value": 0.059
        },
        {
          "type": "I/SigI",
          "value": 9.300
        },
        {
          "type": "Completeness",
          "value": 98.500
        },
        {
          "type": "Redundancy",
          "value": 3.900
        }
      ]
    },
    {
      "resolution_limits": [3.520,3.150],
      "number_observations": 23495,
      "number_observations_unique": 6090,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.051
        },
        {
          "type": "R(pim)",
          "value": 0.036
        },
        {
          "type": "I/SigI",
          "value": 14.300
        },
        {
          "type": "Completeness",
          "value": 98.600
        },
        {
          "type": "Redundancy",
          "value": 3.900
        }
      ]
    },
    {
      "resolution_limits": [4.070,3.520],
      "number_observations": 20456,
      "number_observations_unique": 5344,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.034
        },
        {
          "type": "R(pim)",
          "value": 0.024
        },
        {
          "type": "I/SigI",
          "value": 20.000
        },
        {
          "type": "Completeness",
          "value": 98.400
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [4.980,4.070],
      "number_observations": 17115,
      "number_observations_unique": 4486,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.029
        },
        {
          "type": "R(pim)",
          "value": 0.020
        },
        {
          "type": "I/SigI",
          "value": 22.700
        },
        {
          "type": "Completeness",
          "value": 98.100
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [7.040,4.980],
      "number_observations": 13251,
      "number_observations_unique": 3506,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.030
        },
        {
          "type": "R(pim)",
          "value": 0.022
        },
        {
          "type": "I/SigI",
          "value": 21.200
        },
        {
          "type": "Completeness",
          "value": 98.600
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [78.227,7.040],
      "number_observations": 7001,
      "number_observations_unique": 1884,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.025
        },
        {
          "type": "R(pim)",
          "value": 0.018
        },
        {
          "type": "I/SigI",
          "value": 23.500
        },
        {
          "type": "Completeness",
          "value": 97.300
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    }
  ]

}
  

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


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