Data quality metrics extracted from 4x6k.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": "d8bc6aca83a31a2cae2f6b8e1a63898c",
  "space_group_name": "H 3",
  "unit_cell": {
    "a": 99.109,
    "b": 99.109,
    "c": 131.708,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [1.54178],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.000,1.940],
    "number_observations": 108083,
    "number_observations_unique": 34757,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.066
      },
      {
        "type": "I/SigI",
        "value": 14.500
      },
      {
        "type": "Completeness",
        "value": 98.300
      },
      {
        "type": "Redundancy",
        "value": 3.100
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.970,1.940],
      "number_observations_unique": 1678,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.458
        },
        {
          "type": "Completeness",
          "value": 97.700
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [2.010,1.970],
      "number_observations_unique": 1753,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.334
        },
        {
          "type": "Completeness",
          "value": 97.900
        },
        {
          "type": "Redundancy",
          "value": 3.100
        }
      ]
    },
    {
      "resolution_limits": [2.050,2.010],
      "number_observations_unique": 1721,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.267
        },
        {
          "type": "Completeness",
          "value": 98.200
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [2.090,2.050],
      "number_observations_unique": 1715,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.239
        },
        {
          "type": "Completeness",
          "value": 98.200
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [2.140,2.090],
      "number_observations_unique": 1759,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.222
        },
        {
          "type": "Completeness",
          "value": 98.800
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [2.180,2.140],
      "number_observations_unique": 1760,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.223
        },
        {
          "type": "Completeness",
          "value": 98.300
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [2.240,2.180],
      "number_observations_unique": 1741,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.186
        },
        {
          "type": "Completeness",
          "value": 99.000
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [2.300,2.240],
      "number_observations_unique": 1738,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.183
        },
        {
          "type": "Completeness",
          "value": 98.500
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [2.370,2.300],
      "number_observations_unique": 1720,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.185
        },
        {
          "type": "Completeness",
          "value": 98.500
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [2.440,2.370],
      "number_observations_unique": 1745,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.172
        },
        {
          "type": "Completeness",
          "value": 97.600
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [2.530,2.440],
      "number_observations_unique": 1750,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.149
        },
        {
          "type": "Completeness",
          "value": 98.100
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [2.630,2.530],
      "number_observations_unique": 1729,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.127
        },
        {
          "type": "Completeness",
          "value": 97.700
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [2.750,2.630],
      "number_observations_unique": 1764,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.111
        },
        {
          "type": "Completeness",
          "value": 99.000
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [2.900,2.750],
      "number_observations_unique": 1749,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.087
        },
        {
          "type": "Completeness",
          "value": 98.900
        },
        {
          "type": "Redundancy",
          "value": 3.100
        }
      ]
    },
    {
      "resolution_limits": [3.080,2.900],
      "number_observations_unique": 1750,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.064
        },
        {
          "type": "Completeness",
          "value": 99.700
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [3.320,3.080],
      "number_observations_unique": 1742,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.047
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [3.650,3.320],
      "number_observations_unique": 1791,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.040
        },
        {
          "type": "Completeness",
          "value": 99.400
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [4.180,3.650],
      "number_observations_unique": 1720,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.034
        },
        {
          "type": "Completeness",
          "value": 97.400
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [5.260,4.180],
      "number_observations_unique": 1737,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.030
        },
        {
          "type": "Completeness",
          "value": 98.000
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [50.000,5.260],
      "number_observations_unique": 1695,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.032
        },
        {
          "type": "Completeness",
          "value": 95.900
        },
        {
          "type": "Redundancy",
          "value": 3.300
        }
      ]
    }
  ]

}

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

  Overall InnerShell OuterShell
Low resolution limit [Å] 50.000 50.000 2.010
High resolution limit [Å] 1.940 5.260 1.970
R(merge) 0.0660 0.0320 0.3340
Completeness [%] 98.3 95.9 97.9
Multiplicity 3.1 3.3 3.1

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

Resolution [Å] R(merge) Completeness [%] Multiplicity
50.000-5.260 0.0320 95.9 3.3
5.260-4.180 0.0300 98.0 3.0
4.180-3.650 0.0340 97.4 3.0
3.650-3.320 0.0400 99.4 3.2
3.320-3.080 0.0470 99.9 3.2
3.080-2.900 0.0640 99.7 3.2
2.900-2.750 0.0870 98.9 3.1
2.750-2.630 0.1110 99.0 3.0
2.630-2.530 0.1270 97.7 3.0
2.530-2.440 0.1490 98.1 3.0
2.440-2.370 0.1720 97.6 3.0
2.370-2.300 0.1850 98.5 3.0
2.300-2.240 0.1830 98.5 3.2
2.240-2.180 0.1860 99.0 3.2
2.180-2.140 0.2230 98.3 3.2
2.140-2.090 0.2220 98.8 3.2
2.090-2.050 0.2390 98.2 3.2
2.050-2.010 0.2670 98.2 3.2
2.010-1.970 0.3340 97.9 3.1
1.970-1.940 0.4580 97.7 3.0