{
 "schema_version": 1,
 "metric_id": "H2",
 "name": "Purchasing power development (median, dynamic)",
 "domain": "H",
 "tier": "v1",
 "grade": "A",
 "frequency": "A",
 "harmonized_international": false,
 "caveats": "A change metric, never a level: each value is the median year-on-year purchasing-power change of the same persons — values must not be cumulated into a level series. Dutch construct with no harmonized international equivalent. Earlier tables (1977–2011) are not fully method-comparable and are not stitched.",
 "methodology_notes": "Verified 9 Jul 2026: 83781NED (2012–2024, dynamic koopkracht). Huishoudenskenmerken T009002 = all persons. 2012: −1.1% → 2024: +3.6% (preliminary).",
 "owner_review_required": false,
 "sources": [
  {
   "org": "CBS",
   "dataset_code": "83781NED",
   "licence": "CC BY 4.0 (CBS)"
  }
 ],
 "breaks": [],
 "primary": {
  "key": "CBS|83781NED|NL|%|Huishoudenskenmerken=T009002,topic=MedianeKoopkrachtontwikkeling_1",
  "dataset_code": "83781NED",
  "source_org": "CBS",
  "unit_code": "%",
  "unit_label": "%",
  "dimensions": {
   "Huishoudenskenmerken": "T009002",
   "topic": "MedianeKoopkrachtontwikkeling_1"
  },
  "frequency": "A",
  "points": [
   {
    "period": "2012",
    "value": -1.1
   },
   {
    "period": "2013",
    "value": -1.1
   },
   {
    "period": "2014",
    "value": 1.9
   },
   {
    "period": "2015",
    "value": 1.3
   },
   {
    "period": "2016",
    "value": 3.0
   },
   {
    "period": "2017",
    "value": 0.7
   },
   {
    "period": "2018",
    "value": 0.6
   },
   {
    "period": "2019",
    "value": 1.5
   },
   {
    "period": "2020",
    "value": 2.5
   },
   {
    "period": "2021",
    "value": 1.4
   },
   {
    "period": "2022",
    "value": -1.1
   },
   {
    "period": "2023",
    "value": 0.6
   },
   {
    "period": "2024",
    "value": 3.6
   }
  ]
 },
 "series": [
  {
   "key": "CBS|83781NED|NL|%|Huishoudenskenmerken=T009002,topic=MedianeKoopkrachtontwikkeling_1",
   "dataset_code": "83781NED",
   "source_org": "CBS",
   "unit_code": "%",
   "unit_label": "%",
   "dimensions": {
    "Huishoudenskenmerken": "T009002",
    "topic": "MedianeKoopkrachtontwikkeling_1"
   },
   "frequency": "A",
   "points": [
    {
     "period": "2012",
     "value": -1.1
    },
    {
     "period": "2013",
     "value": -1.1
    },
    {
     "period": "2014",
     "value": 1.9
    },
    {
     "period": "2015",
     "value": 1.3
    },
    {
     "period": "2016",
     "value": 3.0
    },
    {
     "period": "2017",
     "value": 0.7
    },
    {
     "period": "2018",
     "value": 0.6
    },
    {
     "period": "2019",
     "value": 1.5
    },
    {
     "period": "2020",
     "value": 2.5
    },
    {
     "period": "2021",
     "value": 1.4
    },
    {
     "period": "2022",
     "value": -1.1
    },
    {
     "period": "2023",
     "value": 0.6
    },
    {
     "period": "2024",
     "value": 3.6
    }
   ]
  },
  {
   "key": "CBS|83781NED|NL|%|Huishoudenskenmerken=T009002,topic=PersonenMetKoopkrachtdaling_2",
   "dataset_code": "83781NED",
   "source_org": "CBS",
   "unit_code": "%",
   "unit_label": "%",
   "dimensions": {
    "Huishoudenskenmerken": "T009002",
    "topic": "PersonenMetKoopkrachtdaling_2"
   },
   "frequency": "A",
   "points": [
    {
     "period": "2012",
     "value": 57.8
    },
    {
     "period": "2013",
     "value": 56.0
    },
    {
     "period": "2014",
     "value": 37.6
    },
    {
     "period": "2015",
     "value": 40.4
    },
    {
     "period": "2016",
     "value": 32.3
    },
    {
     "period": "2017",
     "value": 43.9
    },
    {
     "period": "2018",
     "value": 45.6
    },
    {
     "period": "2019",
     "value": 35.6
    },
    {
     "period": "2020",
     "value": 32.0
    },
    {
     "period": "2021",
     "value": 41.8
    },
    {
     "period": "2022",
     "value": 54.5
    },
    {
     "period": "2023",
     "value": 46.4
    },
    {
     "period": "2024",
     "value": 31.1
    }
   ]
  },
  {
   "key": "CBS|83781NED|NL|%|Huishoudenskenmerken=T009002,topic=PersonenMetKoopkrachtstijging_3",
   "dataset_code": "83781NED",
   "source_org": "CBS",
   "unit_code": "%",
   "unit_label": "%",
   "dimensions": {
    "Huishoudenskenmerken": "T009002",
    "topic": "PersonenMetKoopkrachtstijging_3"
   },
   "frequency": "A",
   "points": [
    {
     "period": "2012",
     "value": 42.2
    },
    {
     "period": "2013",
     "value": 44.0
    },
    {
     "period": "2014",
     "value": 62.4
    },
    {
     "period": "2015",
     "value": 59.6
    },
    {
     "period": "2016",
     "value": 67.7
    },
    {
     "period": "2017",
     "value": 56.1
    },
    {
     "period": "2018",
     "value": 54.4
    },
    {
     "period": "2019",
     "value": 64.4
    },
    {
     "period": "2020",
     "value": 68.0
    },
    {
     "period": "2021",
     "value": 58.2
    },
    {
     "period": "2022",
     "value": 45.5
    },
    {
     "period": "2023",
     "value": 53.6
    },
    {
     "period": "2024",
     "value": 68.9
    }
   ]
  }
 ],
 "peers": [],
 "derived": [],
 "trend": {
  "direction": "flat",
  "method": "OLS over last 8 annual observations, 5% significance (MBW convention)",
  "window_start": "2017",
  "window_end": "2024",
  "slope_per_year": 0.135714
 },
 "deltas": {
  "y1": 3.0,
  "y5": 2.1,
  "y10": 1.7,
  "latest_period": "2024",
  "latest_value": 3.6
 },
 "revisions_since": "2026-07-09",
 "generated_at": "2026-09-04T08:06:56+00:00"
}