Data quality metrics extracted from 4k8c.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": "3ce29b71bae2219fbd024136936157b1",
  "space_group_name": "P 1 21 1",
  "unit_cell": {
    "a": 51.399,
    "b": 80.847,
    "c": 83.499,
    "alpha": 90.00,
    "beta": 98.48,
    "gamma": 90.00
  },
  "wavelengths": [1.07500],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.000,1.510],
    "number_observations_unique": 100789,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.068
      },
      {
        "type": "I/SigI",
        "value": 10.400
      },
      {
        "type": "Completeness",
        "value": 95.100
      },
      {
        "type": "Redundancy",
        "value": 3.600
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.540,1.510],
      "number_observations_unique": 5250,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.328
        },
        {
          "type": "Completeness",
          "value": 99.800
        },
        {
          "type": "Redundancy",
          "value": 3.500
        }
      ]
    },
    {
      "resolution_limits": [1.560,1.540],
      "number_observations_unique": 5247,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.281
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [1.590,1.560],
      "number_observations_unique": 5312,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.250
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [1.630,1.590],
      "number_observations_unique": 5251,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.220
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [1.660,1.630],
      "number_observations_unique": 5296,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.199
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [1.700,1.660],
      "number_observations_unique": 5261,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.180
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [1.740,1.700],
      "number_observations_unique": 5295,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.159
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [1.790,1.740],
      "number_observations_unique": 5274,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.140
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [1.840,1.790],
      "number_observations_unique": 5313,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.125
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [1.900,1.840],
      "number_observations_unique": 5064,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.116
        },
        {
          "type": "Completeness",
          "value": 96.100
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [1.970,1.900],
      "number_observations_unique": 4214,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.106
        },
        {
          "type": "Completeness",
          "value": 79.600
        },
        {
          "type": "Redundancy",
          "value": 3.100
        }
      ]
    },
    {
      "resolution_limits": [2.050,1.970],
      "number_observations_unique": 5265,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.089
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [2.140,2.050],
      "number_observations_unique": 5317,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.078
        },
        {
          "type": "Completeness",
          "value": 100.000
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [2.260,2.140],
      "number_observations_unique": 4034,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.076
        },
        {
          "type": "Completeness",
          "value": 76.400
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [2.400,2.260],
      "number_observations_unique": 4643,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.068
        },
        {
          "type": "Completeness",
          "value": 87.700
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [2.580,2.400],
      "number_observations_unique": 5298,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.064
        },
        {
          "type": "Completeness",
          "value": 99.700
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [2.840,2.580],
      "number_observations_unique": 5278,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.060
        },
        {
          "type": "Completeness",
          "value": 99.400
        },
        {
          "type": "Redundancy",
          "value": 3.700
        }
      ]
    },
    {
      "resolution_limits": [3.250,2.840],
      "number_observations_unique": 5166,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.055
        },
        {
          "type": "Completeness",
          "value": 97.200
        },
        {
          "type": "Redundancy",
          "value": 3.500
        }
      ]
    },
    {
      "resolution_limits": [4.100,3.250],
      "number_observations_unique": 3989,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.051
        },
        {
          "type": "Completeness",
          "value": 74.800
        },
        {
          "type": "Redundancy",
          "value": 3.200
        }
      ]
    },
    {
      "resolution_limits": [50.000,4.100],
      "number_observations_unique": 5022,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.052
        },
        {
          "type": "Completeness",
          "value": 92.300
        },
        {
          "type": "Redundancy",
          "value": 3.300
        }
      ]
    }
  ]

}
  

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

  Overall InnerShell OuterShell
Low resolution limit [Å] 50.000 50.000 1.560
High resolution limit [Å] 1.510 4.100 1.540
R(merge) 0.0680 0.0520 0.2810
Completeness [%] 95.1 92.3 99.9
Multiplicity 3.6 3.3 3.6


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

Resolution [Å] R(merge) Completeness [%] Multiplicity
50.000-4.100 0.0520 92.3 3.3
4.100-3.250 0.0510 74.8 3.2
3.250-2.840 0.0550 97.2 3.5
2.840-2.580 0.0600 99.4 3.7
2.580-2.400 0.0640 99.7 3.7
2.400-2.260 0.0680 87.7 3.6
2.260-2.140 0.0760 76.4 3.6
2.140-2.050 0.0780 100.0 3.7
2.050-1.970 0.0890 99.9 3.7
1.970-1.900 0.1060 79.6 3.1
1.900-1.840 0.1160 96.1 3.6
1.840-1.790 0.1250 100.0 3.7
1.790-1.740 0.1400 100.0 3.7
1.740-1.700 0.1590 100.0 3.7
1.700-1.660 0.1800 100.0 3.7
1.660-1.630 0.1990 100.0 3.7
1.630-1.590 0.2200 100.0 3.7
1.590-1.560 0.2500 100.0 3.7
1.560-1.540 0.2810 99.9 3.6
1.540-1.510 0.3280 99.8 3.5