Data quality metrics extracted from 6wtn.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": "acec77516e4323747cbb1d7b563da630",
  "space_group_name": "P 31 2 1",
  "unit_cell": {
    "a": 78.850,
    "b": 78.850,
    "c": 84.827,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [1.00000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [36.040,1.830],
    "number_observations": 179497,
    "number_observations_unique": 27349,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.076
      },
      {
        "type": "R(meas)",
        "value": 0.083
      },
      {
        "type": "R(pim)",
        "value": 0.032
      },
      {
        "type": "I/SigI",
        "value": 10.800
      },
      {
        "type": "Completeness",
        "value": 99.900
      },
      {
        "type": "Redundancy",
        "value": 6.600
      },
      {
        "type": "CC(1/2)",
        "value": 0.998
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.880,1.830],
      "number_observations": 12663,
      "number_observations_unique": 1992,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.835
        },
        {
          "type": "R(meas)",
          "value": 0.908
        },
        {
          "type": "R(pim)",
          "value": 0.353
        },
        {
          "type": "I/SigI",
          "value": 2.100
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 6.400
        },
        {
          "type": "CC(1/2)",
          "value": 0.718
        }
      ]
    },
    {
      "resolution_limits": [36.040,8.180],
      "number_observations": 2123,
      "number_observations_unique": 363,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.037
        },
        {
          "type": "R(meas)",
          "value": 0.041
        },
        {
          "type": "R(pim)",
          "value": 0.016
        },
        {
          "type": "I/SigI",
          "value": 23.700
        },
        {
          "type": "Completeness",
          "value": 99.300
        },
        {
          "type": "Redundancy",
          "value": 5.800
        },
        {
          "type": "CC(1/2)",
          "value": 0.999
        }
      ]
    }
  ]

}

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

  Overall InnerShell
Low resolution limit [Å] 36.040 36.040
High resolution limit [Å] 1.830 8.180
R(merge) 0.0760 0.0370
R(meas) 0.0830 0.0410
R(pim) 0.0320 0.0160
CC(1/2) 0.998 0.999
Completeness [%] 99.9 99.3
Multiplicity 6.6 5.8

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

Resolution [Å] R(merge) R(meas) R(pim) CC(1/2) Completeness [%] Multiplicity
36.040-8.180 0.0370 0.0410 0.0160 0.999 99.3 5.8
1.880-1.830 0.8350 0.9080 0.3530 0.718 99.9 6.4