{
  "datasetId": "yugalinks-gold-batch-1-price-trend-importer-USA",
  "format": "Parquet",
  "description": "Observed price trends for HS6 products imported by USA, Puerto Rico and US Virgin Islands across exporter partners.",
  "columns": [
    "exporter_iso3",
    "importer_iso3",
    "hs_code",
    "latest_year",
    "latest_unit_value_usd_per_ton",
    "price_cagr_pct",
    "price_volatility_cv",
    "quantity_cagr_pct",
    "years_with_data"
  ],
  "columnTypes": {
    "exporter_iso3": "FixedString(3)",
    "importer_iso3": "FixedString(3)",
    "hs_code": "FixedString(6)",
    "latest_year": "UInt16",
    "latest_unit_value_usd_per_ton": "Float64",
    "price_cagr_pct": "Nullable(Float64)",
    "price_volatility_cv": "Nullable(Float64)",
    "quantity_cagr_pct": "Nullable(Float64)",
    "years_with_data": "UInt8"
  },
  "coverage": "1995-2024 where reported",
  "rowMeaning": "one year, exporter, importer, and HS6 product lane",
  "includes": [
    "Unit values and quantities",
    "Trade value and market price comparisons",
    "Price trend or position measures"
  ],
  "metricDefinitions": [
    "USD fields are monetary values denominated in US dollars.",
    "Country fields use three-letter ISO 3166-1 country codes.",
    "HS6 identifies a product at the six-digit Harmonized System level.",
    "Growth percentages compare reported values across the relevant periods; calculated and projected fields are identified in the schema."
  ],
  "source": [
    "OECD Balanced International Merchandise Trade Statistics (BIMTS)",
    "Yugalinks calculated price measures from reported trade values and quantities"
  ]
}