Data quality metrics extracted from 5kg7.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": "dae42bf664f7d1ed12bc0a3555f13606",
  "space_group_name": "P 61",
  "unit_cell": {
    "a": 98.22,
    "b": 98.22,
    "c": 82.12,
    "alpha": 90.0,
    "beta": 90.0,
    "gamma": 120.0
  },
  "wavelengths": [1.00000],
  "anisotropic_diffraction": false,
  "overall_refln_statistics": {
    "resolution_limits": [20.0,1.750],
    "number_observations_unique": 45211,
    "quality_factors": [
      {
        "type": "R(merge)",
        "value": 0.090
      },
      {
        "type": "I/SigI",
        "value": 19.490
      },
      {
        "type": "Completeness",
        "value": 99.600
      },
      {
        "type": "Redundancy",
        "value": 7.4
      },
      {
        "type": "CC(1/2)",
        "value": 0.999
      }
    ]
  },
  "refln_shells": [
    {
      "resolution_limits": [1.800,1.750],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.784
        },
        {
          "type": "I/SigI",
          "value": 2.870
        },
        {
          "type": "Completeness",
          "value": 100
        }
      ]
    },
    {
      "resolution_limits": [1.840,1.800],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.651
        },
        {
          "type": "I/SigI",
          "value": 3.450
        },
        {
          "type": "Completeness",
          "value": 100
        }
      ]
    },
    {
      "resolution_limits": [1.900,1.840],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.576
        },
        {
          "type": "I/SigI",
          "value": 4.110
        },
        {
          "type": "Completeness",
          "value": 99.900
        }
      ]
    },
    {
      "resolution_limits": [1.960,1.900],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.468
        },
        {
          "type": "I/SigI",
          "value": 5.580
        },
        {
          "type": "Completeness",
          "value": 97.400
        }
      ]
    },
    {
      "resolution_limits": [2.020,1.960],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.341
        },
        {
          "type": "I/SigI",
          "value": 6.760
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [2.090,2.020],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.291
        },
        {
          "type": "I/SigI",
          "value": 8.560
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [2.170,2.090],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.212
        },
        {
          "type": "I/SigI",
          "value": 10.530
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [2.260,2.170],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.192
        },
        {
          "type": "I/SigI",
          "value": 12.950
        },
        {
          "type": "Completeness",
          "value": 98.500
        }
      ]
    },
    {
      "resolution_limits": [2.360,2.260],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.162
        },
        {
          "type": "I/SigI",
          "value": 14.110
        },
        {
          "type": "Completeness",
          "value": 98.800
        }
      ]
    },
    {
      "resolution_limits": [2.470,2.360],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.120
        },
        {
          "type": "I/SigI",
          "value": 17.350
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [2.610,2.470],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.107
        },
        {
          "type": "I/SigI",
          "value": 19.110
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [2.770,2.610],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.090
        },
        {
          "type": "I/SigI",
          "value": 23.360
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [2.960,2.770],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.069
        },
        {
          "type": "I/SigI",
          "value": 28.060
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.200,2.960],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.052
        },
        {
          "type": "I/SigI",
          "value": 35.280
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.500,3.200],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.041
        },
        {
          "type": "I/SigI",
          "value": 44.810
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [3.910,3.500],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.037
        },
        {
          "type": "I/SigI",
          "value": 50.530
        },
        {
          "type": "Completeness",
          "value": 99.800
        }
      ]
    },
    {
      "resolution_limits": [4.520,3.910],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.027
        },
        {
          "type": "I/SigI",
          "value": 59.410
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [5.530,4.520],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.024
        },
        {
          "type": "I/SigI",
          "value": 62.560
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [7.830,5.530],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.025
        },
        {
          "type": "I/SigI",
          "value": 61.720
        },
        {
          "type": "Completeness",
          "value": 100.000
        }
      ]
    },
    {
      "resolution_limits": [20.0,7.830],
      "quality_factors": [
        {
          "type": "R(merge)",
          "value": 0.023
        },
        {
          "type": "I/SigI",
          "value": 74.070
        },
        {
          "type": "Completeness",
          "value": 93.700
        }
      ]
    }
  ]

}

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

  Overall InnerShell OuterShell
Low resolution limit [Å] 20.000 20.000 1.840
High resolution limit [Å] 1.750 7.830 1.800
R(merge) 0.0900 0.0230 0.6510
CC(1/2) 0.999 - -
Completeness [%] 99.6 93.7 100.0
Multiplicity 7.4 - -

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

Resolution [Å] R(merge) Completeness [%]
20.000-7.830 0.0230 93.7
7.830-5.530 0.0250 100.0
5.530-4.520 0.0240 100.0
4.520-3.910 0.0270 100.0
3.910-3.500 0.0370 99.8
3.500-3.200 0.0410 100.0
3.200-2.960 0.0520 100.0
2.960-2.770 0.0690 100.0
2.770-2.610 0.0900 100.0
2.610-2.470 0.1070 100.0
2.470-2.360 0.1200 100.0
2.360-2.260 0.1620 98.8
2.260-2.170 0.1920 98.5
2.170-2.090 0.2120 100.0
2.090-2.020 0.2910 100.0
2.020-1.960 0.3410 100.0
1.960-1.900 0.4680 97.4
1.900-1.840 0.5760 99.9
1.840-1.800 0.6510 100.0
1.800-1.750 0.7840 100.0