{
 "schema_version": 1,
 "metric_id": "X5",
 "name": "Highway congestion (vehicle-hours lost)",
 "domain": "X",
 "tier": "context",
 "grade": "B",
 "frequency": "A",
 "harmonized_international": false,
 "caveats": "National highways only; CLO page has no API.",
 "methodology_notes": "Verified 6 Jul 2026: annual filezwaarte totals exist only in the RWS Rapportage Rijkswegennet PDF (open.overheid.nl) → manual drop. Raw NDW travel-time data is machine-readable but reproducing the metric requires own aggregation — out of scope.",
 "owner_review_required": false,
 "sources": [
  {
   "org": "manual:RWS",
   "dataset_code": "manual:X5",
   "url": "https://www.clo.nl/indicatoren/nl213707",
   "licence": "RWS publication"
  }
 ],
 "breaks": [],
 "primary": {
  "key": "manual:RWS|manual:X5|NL|mln km*min|metric=jaarfilezwaarte",
  "dataset_code": "manual:X5",
  "source_org": "manual:RWS",
  "geography": "NL",
  "unit_code": "mln km*min",
  "dimensions": {
   "metric": "jaarfilezwaarte"
  },
  "frequency": "A",
  "points": [
   {
    "period": "2015",
    "value": 13.74
   },
   {
    "period": "2019",
    "value": 17.82
   },
   {
    "period": "2020",
    "value": 5.68
   },
   {
    "period": "2021",
    "value": 7.8
   },
   {
    "period": "2022",
    "value": 14.35
   },
   {
    "period": "2023",
    "value": 19.53
   },
   {
    "period": "2024",
    "value": 21.82
   },
   {
    "period": "2025",
    "value": 22.12
   }
  ]
 },
 "series": [
  {
   "key": "manual:RWS|manual:X5|NL|mln km*min|metric=jaarfilezwaarte",
   "dataset_code": "manual:X5",
   "source_org": "manual:RWS",
   "geography": "NL",
   "unit_code": "mln km*min",
   "dimensions": {
    "metric": "jaarfilezwaarte"
   },
   "frequency": "A",
   "points": [
    {
     "period": "2015",
     "value": 13.74
    },
    {
     "period": "2019",
     "value": 17.82
    },
    {
     "period": "2020",
     "value": 5.68
    },
    {
     "period": "2021",
     "value": 7.8
    },
    {
     "period": "2022",
     "value": 14.35
    },
    {
     "period": "2023",
     "value": 19.53
    },
    {
     "period": "2024",
     "value": 21.82
    },
    {
     "period": "2025",
     "value": 22.12
    }
   ]
  }
 ],
 "peers": [],
 "derived": [],
 "trend": {
  "direction": "flat",
  "method": "OLS over last 8 annual observations, 5% significance (MBW convention)",
  "window_start": "2015",
  "window_end": "2025",
  "slope_per_year": 0.962716
 },
 "deltas": {
  "y1": 0.3,
  "y5": 16.44,
  "y10": 8.38,
  "latest_period": "2025",
  "latest_value": 22.12
 },
 "generated_at": "2026-07-07T09:46:04+00:00"
}