Data quality metrics extracted from 7gub.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": "a42669ad8a5aaa79410219b931b7f2e2",
  "space_group_name": "P 31 2 1",
  "unit_cell": {
    "a": 91.037,
    "b": 91.037,
    "c": 106.951,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [0.92819],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [63.461,1.940],
    "number_observations": 356926,
    "number_observations_unique": 70207,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.173
      },
      {
        "type": "R(meas)",
        "value": 0.196
      },
      {
        "type": "I/SigI",
        "value": 7.350
      },
      {
        "type": "Completeness",
        "value": 95.000
      },
      {
        "type": "CC(1/2)",
        "value": 0.990
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.050,1.940],
      "number_observations": 54186,
      "number_observations_unique": 10935,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.742
        },
        {
          "type": "R(meas)",
          "value": 0.843
        },
        {
          "type": "I/SigI",
          "value": 1.930
        },
        {
          "type": "Completeness",
          "value": 91.300
        },
        {
          "type": "CC(1/2)",
          "value": 0.948
        }
      ]
    },
    {
      "resolution_limits": [2.190,2.050],
      "number_observations": 59465,
      "number_observations_unique": 11249,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.820
        },
        {
          "type": "R(meas)",
          "value": 0.913
        },
        {
          "type": "I/SigI",
          "value": 1.570
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "CC(1/2)",
          "value": 0.181
        }
      ]
    },
    {
      "resolution_limits": [2.370,2.190],
      "number_observations": 38675,
      "number_observations_unique": 7970,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.495
        },
        {
          "type": "R(meas)",
          "value": 0.569
        },
        {
          "type": "I/SigI",
          "value": 2.280
        },
        {
          "type": "Completeness",
          "value": 76.500
        },
        {
          "type": "CC(1/2)",
          "value": 0.964
        }
      ]
    },
    {
      "resolution_limits": [2.600,2.370],
      "number_observations": 48568,
      "number_observations_unique": 9645,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.589
        },
        {
          "type": "R(meas)",
          "value": 0.659
        },
        {
          "type": "I/SigI",
          "value": 2.420
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "CC(1/2)",
          "value": 0.634
        }
      ]
    },
    {
      "resolution_limits": [2.900,2.600],
      "number_observations": 47419,
      "number_observations_unique": 8704,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.340
        },
        {
          "type": "R(meas)",
          "value": 0.377
        },
        {
          "type": "I/SigI",
          "value": 4.320
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "CC(1/2)",
          "value": 0.925
        }
      ]
    },
    {
      "resolution_limits": [3.350,2.900],
      "number_observations": 40155,
      "number_observations_unique": 7678,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.175
        },
        {
          "type": "R(meas)",
          "value": 0.195
        },
        {
          "type": "I/SigI",
          "value": 8.600
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "CC(1/2)",
          "value": 0.983
        }
      ]
    },
    {
      "resolution_limits": [4.100,3.350],
      "number_observations": 27942,
      "number_observations_unique": 6229,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.094
        },
        {
          "type": "R(meas)",
          "value": 0.107
        },
        {
          "type": "I/SigI",
          "value": 15.600
        },
        {
          "type": "Completeness",
          "value": 96.500
        },
        {
          "type": "CC(1/2)",
          "value": 0.993
        }
      ]
    },
    {
      "resolution_limits": [5.790,4.100],
      "number_observations": 26183,
      "number_observations_unique": 5018,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.051
        },
        {
          "type": "R(meas)",
          "value": 0.057
        },
        {
          "type": "I/SigI",
          "value": 28.320
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "CC(1/2)",
          "value": 0.998
        }
      ]
    },
    {
      "resolution_limits": [63.461,5.790],
      "number_observations": 14333,
      "number_observations_unique": 2779,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.037
        },
        {
          "type": "R(meas)",
          "value": 0.041
        },
        {
          "type": "I/SigI",
          "value": 33.350
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "CC(1/2)",
          "value": 0.997
        }
      ]
    }
  ]

}

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

  Overall InnerShell OuterShell
Low resolution limit [Å] 63.461 63.461 2.190
High resolution limit [Å] 1.940 5.790 2.050
R(merge) 0.1730 0.0370 0.8200
R(meas) 0.1960 0.0410 0.9130
CC(1/2) 0.990 0.997 0.181
Completeness [%] 95.0 99.9 100.0

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

Resolution [Å] R(merge) R(meas) CC(1/2) Completeness [%]
63.461-5.790 0.0370 0.0410 0.997 99.9
5.790-4.100 0.0510 0.0570 0.998 99.9
4.100-3.350 0.0940 0.1070 0.993 96.5
3.350-2.900 0.1750 0.1950 0.983 100.0
2.900-2.600 0.3400 0.3770 0.925 100.0
2.600-2.370 0.5890 0.6590 0.634 100.0
2.370-2.190 0.4950 0.5690 0.964 76.5
2.190-2.050 0.8200 0.9130 0.181 100.0
2.050-1.940 0.7420 0.8430 0.948 91.3