{
  "source": "CryptoDataDownload",
  "analysis_date": "2025-10-12 21:45:14",
  "btc_usd": {
    "download_url": "https://www.cryptodatadownload.com/cdd/Bitstamp_BTCUSD_2024_minute.csv",
    "exchange": "Bitstamp",
    "date_tested": "2025-10-12",
    "date_range": "2024-01-01 00:00:00 to 2024-12-31 23:59:00",
    "row_count": 509364,
    "expected_rows": 527040,
    "completeness_pct": 96.65,
    "ohlcv_violations": 0,
    "ohlcv_details": {
      "high_low_violations": 0,
      "negative_price_violations": 0,
      "negative_volume_violations": 0
    },
    "outliers_count": 0,
    "outliers_pct": 0.0,
    "zero_volume_count": 17002,
    "zero_volume_pct": 3.34,
    "gaps_detected": 237,
    "price_stats": {
      "min_price": 38505.0,
      "max_price": 108364.0,
      "avg_price": 65864.742419959,
      "median_price": 64208.0
    },
    "volume_stats": {
      "total_volume": 782868.21542265,
      "avg_volume": 1.5369523865499917,
      "median_volume": 0.20804604,
      "max_volume": 339.94147069,
      "volume_column": "Volume BTC"
    }
  },
  "eth_usd": {
    "download_url": "https://www.cryptodatadownload.com/cdd/Bitstamp_ETHUSD_2024_minute.csv",
    "exchange": "Bitstamp",
    "date_tested": "2025-10-12",
    "date_range": "2024-01-01 00:00:00 to 2024-12-31 23:59:00",
    "row_count": 516678,
    "expected_rows": 527040,
    "completeness_pct": 98.03,
    "ohlcv_violations": 0,
    "ohlcv_details": {
      "high_low_violations": 0,
      "negative_price_violations": 0,
      "negative_volume_violations": 0
    },
    "outliers_count": 0,
    "outliers_pct": 0.0,
    "zero_volume_count": 58191,
    "zero_volume_pct": 11.26,
    "gaps_detected": 216,
    "price_stats": {
      "min_price": 2101.0,
      "max_price": 4108.4,
      "avg_price": 3044.925190040993,
      "median_price": 3089.6
    },
    "volume_stats": {
      "total_volume": 2501771.49996842,
      "avg_volume": 4.84203217471698,
      "median_volume": 0.343518015,
      "max_volume": 2272.74800954,
      "volume_column": "Volume ETH"
    }
  },
  "overall_quality_score": 8.0,
  "recommendation": "VERY GOOD: Recommended for production use. Minor quality issues present but acceptable.",
  "notes": [
    "Data is in reverse chronological order (newest first)",
    "Full year 2024 coverage (366 days - leap year)",
    "Free access via direct CSV download",
    "No API key required",
    "Daily updates available"
  ]
}