Data quality metrics extracted from 4ikw.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": "21eac16bf4130c6b6f071a92ba4abf79",
  "space_group_name": "P 1 21 1",
  "unit_cell": {
    "a": 52.505,
    "b": 93.732,
    "c": 57.265,
    "alpha": 90.00,
    "beta": 112.33,
    "gamma": 90.00
  },
  "wavelengths": [0.97944],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [50.000,2.000],
    "number_observations_unique": 33050,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.097
      },
      {
        "type": "I/SigI",
        "value": 8.300
      },
      {
        "type": "Completeness",
        "value": 95.900
      },
      {
        "type": "Redundancy",
        "value": 4.100
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [2.030,2.000],
      "number_observations_unique": 1535,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.346
        },
        {
          "type": "Completeness",
          "value": 88.700
        },
        {
          "type": "Redundancy",
          "value": 2.500
        }
      ]
    },
    {
      "resolution_limits": [2.070,2.030],
      "number_observations_unique": 1492,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.322
        },
        {
          "type": "Completeness",
          "value": 88.100
        },
        {
          "type": "Redundancy",
          "value": 2.700
        }
      ]
    },
    {
      "resolution_limits": [2.110,2.070],
      "number_observations_unique": 1564,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.316
        },
        {
          "type": "Completeness",
          "value": 90.000
        },
        {
          "type": "Redundancy",
          "value": 2.900
        }
      ]
    },
    {
      "resolution_limits": [2.150,2.110],
      "number_observations_unique": 1539,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.300
        },
        {
          "type": "Completeness",
          "value": 91.900
        },
        {
          "type": "Redundancy",
          "value": 3.000
        }
      ]
    },
    {
      "resolution_limits": [2.200,2.150],
      "number_observations_unique": 1626,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.277
        },
        {
          "type": "Completeness",
          "value": 93.500
        },
        {
          "type": "Redundancy",
          "value": 3.100
        }
      ]
    },
    {
      "resolution_limits": [2.250,2.200],
      "number_observations_unique": 1608,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.282
        },
        {
          "type": "Completeness",
          "value": 95.200
        },
        {
          "type": "Redundancy",
          "value": 3.300
        }
      ]
    },
    {
      "resolution_limits": [2.310,2.250],
      "number_observations_unique": 1638,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.252
        },
        {
          "type": "Completeness",
          "value": 95.100
        },
        {
          "type": "Redundancy",
          "value": 3.400
        }
      ]
    },
    {
      "resolution_limits": [2.370,2.310],
      "number_observations_unique": 1671,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.253
        },
        {
          "type": "Completeness",
          "value": 95.800
        },
        {
          "type": "Redundancy",
          "value": 3.500
        }
      ]
    },
    {
      "resolution_limits": [2.440,2.370],
      "number_observations_unique": 1634,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.231
        },
        {
          "type": "Completeness",
          "value": 96.100
        },
        {
          "type": "Redundancy",
          "value": 3.600
        }
      ]
    },
    {
      "resolution_limits": [2.520,2.440],
      "number_observations_unique": 1675,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.224
        },
        {
          "type": "Completeness",
          "value": 96.800
        },
        {
          "type": "Redundancy",
          "value": 3.800
        }
      ]
    },
    {
      "resolution_limits": [2.610,2.520],
      "number_observations_unique": 1687,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.200
        },
        {
          "type": "Completeness",
          "value": 97.500
        },
        {
          "type": "Redundancy",
          "value": 4.000
        }
      ]
    },
    {
      "resolution_limits": [2.710,2.610],
      "number_observations_unique": 1657,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.178
        },
        {
          "type": "Completeness",
          "value": 98.200
        },
        {
          "type": "Redundancy",
          "value": 4.100
        }
      ]
    },
    {
      "resolution_limits": [2.840,2.710],
      "number_observations_unique": 1692,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.161
        },
        {
          "type": "Completeness",
          "value": 97.900
        },
        {
          "type": "Redundancy",
          "value": 4.300
        }
      ]
    },
    {
      "resolution_limits": [2.990,2.840],
      "number_observations_unique": 1697,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.146
        },
        {
          "type": "Completeness",
          "value": 98.600
        },
        {
          "type": "Redundancy",
          "value": 4.500
        }
      ]
    },
    {
      "resolution_limits": [3.170,2.990],
      "number_observations_unique": 1698,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.129
        },
        {
          "type": "Completeness",
          "value": 98.400
        },
        {
          "type": "Redundancy",
          "value": 4.700
        }
      ]
    },
    {
      "resolution_limits": [3.420,3.170],
      "number_observations_unique": 1716,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.111
        },
        {
          "type": "Completeness",
          "value": 99.000
        },
        {
          "type": "Redundancy",
          "value": 5.000
        }
      ]
    },
    {
      "resolution_limits": [3.760,3.420],
      "number_observations_unique": 1714,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.097
        },
        {
          "type": "Completeness",
          "value": 99.200
        },
        {
          "type": "Redundancy",
          "value": 5.400
        }
      ]
    },
    {
      "resolution_limits": [4.310,3.760],
      "number_observations_unique": 1728,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.080
        },
        {
          "type": "Completeness",
          "value": 99.900
        },
        {
          "type": "Redundancy",
          "value": 5.700
        }
      ]
    },
    {
      "resolution_limits": [5.430,4.310],
      "number_observations_unique": 1715,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.065
        },
        {
          "type": "Completeness",
          "value": 99.000
        },
        {
          "type": "Redundancy",
          "value": 5.600
        }
      ]
    },
    {
      "resolution_limits": [50.000,5.430],
      "number_observations_unique": 1764,
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.040
        },
        {
          "type": "Completeness",
          "value": 99.200
        },
        {
          "type": "Redundancy",
          "value": 6.000
        }
      ]
    }
  ]

}
  

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

  Overall InnerShell OuterShell
Low resolution limit [Å] 50.000 50.000 2.070
High resolution limit [Å] 2.000 5.430 2.030
R(merge) 0.0970 0.0400 0.3220
Completeness [%] 95.9 99.2 88.1
Multiplicity 4.1 6.0 2.7


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

Resolution [Å] R(merge) Completeness [%] Multiplicity
50.000-5.430 0.0400 99.2 6.0
5.430-4.310 0.0650 99.0 5.6
4.310-3.760 0.0800 99.9 5.7
3.760-3.420 0.0970 99.2 5.4
3.420-3.170 0.1110 99.0 5.0
3.170-2.990 0.1290 98.4 4.7
2.990-2.840 0.1460 98.6 4.5
2.840-2.710 0.1610 97.9 4.3
2.710-2.610 0.1780 98.2 4.1
2.610-2.520 0.2000 97.5 4.0
2.520-2.440 0.2240 96.8 3.8
2.440-2.370 0.2310 96.1 3.6
2.370-2.310 0.2530 95.8 3.5
2.310-2.250 0.2520 95.1 3.4
2.250-2.200 0.2820 95.2 3.3
2.200-2.150 0.2770 93.5 3.1
2.150-2.110 0.3000 91.9 3.0
2.110-2.070 0.3160 90.0 2.9
2.070-2.030 0.3220 88.1 2.7
2.030-2.000 0.3460 88.7 2.5