{
 "schema_version": 1,
 "metric_id": "L3",
 "name": "Fauna trend NL (breeding-bird index; LPI pending)",
 "domain": "L",
 "tier": "v1",
 "grade": "A",
 "frequency": "A",
 "harmonized_international": false,
 "caveats": "Shows the CBS/Sovon breeding-bird index (1990=100) — a COMPONENT, not the full 368-species Living Planet Index; label precisely, never as 'biodiversity'. Full LPI (2023≈113 overall, but terrestrial ≈73 vs freshwater ≈189) awaits a machine-readable CLO source.",
 "methodology_notes": "Re-pinned 7 Jul 2026: CLO LPI page (nl156911) is JavaScript-only — no fetchable series; CBS news gives endpoints only (LPI 2023: total 113.43, terrestrial 72.93, freshwater 189.18). Primary is now OData 84498NED breeding-bird index (1990–2023) + 84563NED trend classes; LPI composite via manual drop when obtainable.",
 "owner_review_required": true,
 "sources": [
  {
   "org": "CBS",
   "dataset_code": "84498NED",
   "url": "https://www.clo.nl/indicatoren/nl156911",
   "licence": "CC BY 4.0 (CBS)"
  }
 ],
 "breaks": [],
 "primary": {
  "key": "CBS|84498NED|NL|index basisjaar=100|Broedvogels=A048109,topic=Broedvogelindex_1",
  "dataset_code": "84498NED",
  "source_org": "CBS",
  "unit_code": "index basisjaar=100",
  "unit_label": "index basisjaar=100",
  "dimensions": {
   "Broedvogels": "A048109",
   "topic": "Broedvogelindex_1"
  },
  "frequency": "A",
  "points": [
   {
    "period": "1990",
    "value": 100.0
   },
   {
    "period": "1991",
    "value": 101.0
   },
   {
    "period": "1992",
    "value": 103.0
   },
   {
    "period": "1993",
    "value": 104.0
   },
   {
    "period": "1994",
    "value": 105.0
   },
   {
    "period": "1995",
    "value": 106.0
   },
   {
    "period": "1996",
    "value": 107.0
   },
   {
    "period": "1997",
    "value": 108.0
   },
   {
    "period": "1998",
    "value": 109.0
   },
   {
    "period": "1999",
    "value": 110.0
   },
   {
    "period": "2000",
    "value": 111.0
   },
   {
    "period": "2001",
    "value": 112.0
   },
   {
    "period": "2002",
    "value": 112.0
   },
   {
    "period": "2003",
    "value": 112.0
   },
   {
    "period": "2004",
    "value": 112.0
   },
   {
    "period": "2005",
    "value": 111.0
   },
   {
    "period": "2006",
    "value": 111.0
   },
   {
    "period": "2007",
    "value": 111.0
   },
   {
    "period": "2008",
    "value": 111.0
   },
   {
    "period": "2009",
    "value": 111.0
   },
   {
    "period": "2010",
    "value": 111.0
   },
   {
    "period": "2011",
    "value": 111.0
   },
   {
    "period": "2012",
    "value": 111.0
   },
   {
    "period": "2013",
    "value": 112.0
   },
   {
    "period": "2014",
    "value": 113.0
   },
   {
    "period": "2015",
    "value": 114.0
   },
   {
    "period": "2016",
    "value": 115.0
   },
   {
    "period": "2017",
    "value": 117.0
   },
   {
    "period": "2018",
    "value": 118.0
   },
   {
    "period": "2019",
    "value": 120.0
   },
   {
    "period": "2020",
    "value": 121.0
   },
   {
    "period": "2021",
    "value": 123.0
   },
   {
    "period": "2022",
    "value": 126.0
   },
   {
    "period": "2023",
    "value": 128.0
   }
  ]
 },
 "series": [
  {
   "key": "CBS|84498NED|NL|index basisjaar=100|Broedvogels=A048109,topic=Broedvogelindex_1",
   "dataset_code": "84498NED",
   "source_org": "CBS",
   "unit_code": "index basisjaar=100",
   "unit_label": "index basisjaar=100",
   "dimensions": {
    "Broedvogels": "A048109",
    "topic": "Broedvogelindex_1"
   },
   "frequency": "A",
   "points": [
    {
     "period": "1990",
     "value": 100.0
    },
    {
     "period": "1991",
     "value": 101.0
    },
    {
     "period": "1992",
     "value": 103.0
    },
    {
     "period": "1993",
     "value": 104.0
    },
    {
     "period": "1994",
     "value": 105.0
    },
    {
     "period": "1995",
     "value": 106.0
    },
    {
     "period": "1996",
     "value": 107.0
    },
    {
     "period": "1997",
     "value": 108.0
    },
    {
     "period": "1998",
     "value": 109.0
    },
    {
     "period": "1999",
     "value": 110.0
    },
    {
     "period": "2000",
     "value": 111.0
    },
    {
     "period": "2001",
     "value": 112.0
    },
    {
     "period": "2002",
     "value": 112.0
    },
    {
     "period": "2003",
     "value": 112.0
    },
    {
     "period": "2004",
     "value": 112.0
    },
    {
     "period": "2005",
     "value": 111.0
    },
    {
     "period": "2006",
     "value": 111.0
    },
    {
     "period": "2007",
     "value": 111.0
    },
    {
     "period": "2008",
     "value": 111.0
    },
    {
     "period": "2009",
     "value": 111.0
    },
    {
     "period": "2010",
     "value": 111.0
    },
    {
     "period": "2011",
     "value": 111.0
    },
    {
     "period": "2012",
     "value": 111.0
    },
    {
     "period": "2013",
     "value": 112.0
    },
    {
     "period": "2014",
     "value": 113.0
    },
    {
     "period": "2015",
     "value": 114.0
    },
    {
     "period": "2016",
     "value": 115.0
    },
    {
     "period": "2017",
     "value": 117.0
    },
    {
     "period": "2018",
     "value": 118.0
    },
    {
     "period": "2019",
     "value": 120.0
    },
    {
     "period": "2020",
     "value": 121.0
    },
    {
     "period": "2021",
     "value": 123.0
    },
    {
     "period": "2022",
     "value": 126.0
    },
    {
     "period": "2023",
     "value": 128.0
    }
   ]
  }
 ],
 "peers": [],
 "derived": [],
 "trend": {
  "direction": "up",
  "method": "OLS over last 8 annual observations, 5% significance (MBW convention)",
  "window_start": "2016",
  "window_end": "2023",
  "slope_per_year": 1.809524
 },
 "deltas": {
  "y1": 2.0,
  "y5": 10.0,
  "y10": 16.0,
  "latest_period": "2023",
  "latest_value": 128.0
 },
 "generated_at": "2026-07-07T09:46:03+00:00"
}