{
 "schema_version": 1,
 "slug": "silver-maple-leaf-1oz",
 "name": "1 oz Canadian Silver Maple Leaf",
 "metal": "silver",
 "oz": 1,
 "first_snapshot": "2026-10-15T05:00:54+00:00",
 "last_snapshot": "2026-11-11T14:49:33+00:00",
 "days_with_data": 27,
 "snapshots": 516,
 "daily": [
  {
   "date": "2026-10-15",
   "snapshots": 20,
   "dealers_quoted": 9,
   "median_premium_pct": 12.81,
   "lowest_premium_pct": 5.24,
   "spread_pp": 15.3,
   "spot_avg": 56.84
  },
  {
   "date": "2026-10-16",
   "snapshots": 7,
   "dealers_quoted": 9,
   "median_premium_pct": 7.43,
   "lowest_premium_pct": 4.01,
   "spread_pp": 16.17,
   "spot_avg": 57.57
  },
  {
   "date": "2026-10-17",
   "snapshots": 2,
   "dealers_quoted": 9,
   "median_premium_pct": 8.32,
   "lowest_premium_pct": 4.12,
   "spread_pp": 16.21,
   "spot_avg": 57.12
  },
  {
   "date": "2026-10-18",
   "snapshots": 12,
   "dealers_quoted": 8,
   "median_premium_pct": 9.51,
   "lowest_premium_pct": 4.1,
   "spread_pp": 16.21,
   "spot_avg": 57.37
  },
  {
   "date": "2026-10-19",
   "snapshots": 32,
   "dealers_quoted": 9,
   "median_premium_pct": 7.99,
   "lowest_premium_pct": 4.01,
   "spread_pp": 16.22,
   "spot_avg": 57.34
  },
  {
   "date": "2026-10-20",
   "snapshots": 22,
   "dealers_quoted": 8,
   "median_premium_pct": 7.76,
   "lowest_premium_pct": 3.99,
   "spread_pp": 16.09,
   "spot_avg": 57.82
  },
  {
   "date": "2026-10-21",
   "snapshots": 7,
   "dealers_quoted": 7,
   "median_premium_pct": 7.52,
   "lowest_premium_pct": 3.97,
   "spread_pp": 16.04,
   "spot_avg": 57.96
  },
  {
   "date": "2026-10-22",
   "snapshots": 23,
   "dealers_quoted": 8,
   "median_premium_pct": 8.13,
   "lowest_premium_pct": 4.16,
   "spread_pp": 16.91,
   "spot_avg": 55.02
  },
  {
   "date": "2026-10-23",
   "snapshots": 27,
   "dealers_quoted": 8,
   "median_premium_pct": 8.65,
   "lowest_premium_pct": 4.27,
   "spread_pp": 17.26,
   "spot_avg": 54.06
  },
  {
   "date": "2026-10-24",
   "snapshots": 30,
   "dealers_quoted": 9,
   "median_premium_pct": 8.75,
   "lowest_premium_pct": 4.45,
   "spread_pp": 17.38,
   "spot_avg": 54.05
  },
  {
   "date": "2026-10-25",
   "snapshots": 31,
   "dealers_quoted": 9,
   "median_premium_pct": 8.89,
   "lowest_premium_pct": 4.45,
   "spread_pp": 18.5,
   "spot_avg": 54.06
  },
  {
   "date": "2026-10-26",
   "snapshots": 18,
   "dealers_quoted": 9,
   "median_premium_pct": 10.05,
   "lowest_premium_pct": 4.24,
   "spread_pp": 18.47,
   "spot_avg": 54.1
  },
  {
   "date": "2026-10-27",
   "snapshots": 7,
   "dealers_quoted": 8,
   "median_premium_pct": 10.23,
   "lowest_premium_pct": 4.23,
   "spread_pp": 19.37,
   "spot_avg": 54.18
  },
  {
   "date": "2026-10-28",
   "snapshots": 2,
   "dealers_quoted": 8,
   "median_premium_pct": 10.24,
   "lowest_premium_pct": 4.31,
   "spread_pp": 19.5,
   "spot_avg": 54.06
  },
  {
   "date": "2026-10-29",
   "snapshots": 18,
   "dealers_quoted": 8,
   "median_premium_pct": 12.38,
   "lowest_premium_pct": 5.65,
   "spread_pp": 19.55,
   "spot_avg": 52.22
  },
  {
   "date": "2026-10-30",
   "snapshots": 26,
   "dealers_quoted": 8,
   "median_premium_pct": 13.12,
   "lowest_premium_pct": 6.37,
   "spread_pp": 20.41,
   "spot_avg": 49.68
  },
  {
   "date": "2026-10-31",
   "snapshots": 24,
   "dealers_quoted": 7,
   "median_premium_pct": 16.27,
   "lowest_premium_pct": 7.28,
   "spread_pp": 20.81,
   "spot_avg": 49.25
  },
  {
   "date": "2026-11-01",
   "snapshots": 22,
   "dealers_quoted": 7,
   "median_premium_pct": 16.27,
   "lowest_premium_pct": 7.28,
   "spread_pp": 20.81,
   "spot_avg": 49.49
  },
  {
   "date": "2026-11-02",
   "snapshots": 7,
   "dealers_quoted": 8,
   "median_premium_pct": 13.12,
   "lowest_premium_pct": 7.12,
   "spread_pp": 20.03,
   "spot_avg": 50.87
  },
  {
   "date": "2026-11-04",
   "snapshots": 20,
   "dealers_quoted": 8,
   "median_premium_pct": 10.21,
   "lowest_premium_pct": 6.99,
   "spread_pp": 17.14,
   "spot_avg": 52.42
  },
  {
   "date": "2026-11-05",
   "snapshots": 19,
   "dealers_quoted": 8,
   "median_premium_pct": 10.18,
   "lowest_premium_pct": 6.86,
   "spread_pp": 17.74,
   "spot_avg": 52.27
  },
  {
   "date": "2026-11-06",
   "snapshots": 23,
   "dealers_quoted": 8,
   "median_premium_pct": 10.79,
   "lowest_premium_pct": 7.05,
   "spread_pp": 17.52,
   "spot_avg": 52.07
  },
  {
   "date": "2026-11-07",
   "snapshots": 19,
   "dealers_quoted": 8,
   "median_premium_pct": 10.84,
   "lowest_premium_pct": 7.37,
   "spread_pp": 17.5,
   "spot_avg": 52.07
  },
  {
   "date": "2026-11-08",
   "snapshots": 21,
   "dealers_quoted": 8,
   "median_premium_pct": 10.84,
   "lowest_premium_pct": 7.37,
   "spread_pp": 17.5,
   "spot_avg": 52.38
  },
  {
   "date": "2026-11-09",
   "snapshots": 27,
   "dealers_quoted": 8,
   "median_premium_pct": 10.83,
   "lowest_premium_pct": 6.91,
   "spread_pp": 17.19,
   "spot_avg": 53.11
  },
  {
   "date": "2026-11-10",
   "snapshots": 37,
   "dealers_quoted": 8,
   "median_premium_pct": 12.18,
   "lowest_premium_pct": 6.9,
   "spread_pp": 17.67,
   "spot_avg": 52.16
  },
  {
   "date": "2026-11-11",
   "snapshots": 13,
   "dealers_quoted": 9,
   "median_premium_pct": 12.11,
   "lowest_premium_pct": 6.73,
   "spread_pp": 17.31,
   "spot_avg": 53.03
  }
 ],
 "dealers": [
  {
   "dealer": "bullionstandard",
   "snapshots": 502,
   "coverage_pct": 97.3,
   "avg_premium_pct": 5.96,
   "avg_rank": 1.46,
   "vs_market_median_pp": -4.67,
   "times_cheapest": 269,
   "premium_volatility_pp": 1.15,
   "price_changes": 325,
   "dealer_name": "Bullion Standard"
  },
  {
   "dealer": "mintbuilder",
   "snapshots": 410,
   "coverage_pct": 79.5,
   "avg_premium_pct": 6.9,
   "avg_rank": 2.43,
   "vs_market_median_pp": -2.83,
   "times_cheapest": 218,
   "premium_volatility_pp": 3.01,
   "price_changes": 237,
   "dealer_name": "MintBuilder"
  },
  {
   "dealer": "monument",
   "snapshots": 484,
   "coverage_pct": 93.8,
   "avg_premium_pct": 8.26,
   "avg_rank": 2.81,
   "vs_market_median_pp": -2.41,
   "times_cheapest": 1,
   "premium_volatility_pp": 0.93,
   "price_changes": 307,
   "dealer_name": "Monument Metals"
  },
  {
   "dealer": "summit",
   "snapshots": 503,
   "coverage_pct": 97.5,
   "avg_premium_pct": 9.6,
   "avg_rank": 4.11,
   "vs_market_median_pp": -1.03,
   "times_cheapest": 0,
   "premium_volatility_pp": 2.11,
   "price_changes": 325,
   "dealer_name": "Summit Metals"
  },
  {
   "dealer": "hero",
   "snapshots": 216,
   "coverage_pct": 41.9,
   "avg_premium_pct": 8.8,
   "avg_rank": 4.73,
   "vs_market_median_pp": 0.17,
   "times_cheapest": 0,
   "premium_volatility_pp": 1.34,
   "price_changes": 20,
   "dealer_name": "Hero Bullion"
  },
  {
   "dealer": "kitco",
   "snapshots": 54,
   "coverage_pct": 10.5,
   "avg_premium_pct": 11.08,
   "avg_rank": 4.81,
   "vs_market_median_pp": 1.03,
   "times_cheapest": 1,
   "premium_volatility_pp": 1.06,
   "price_changes": 42,
   "dealer_name": "Kitco"
  },
  {
   "dealer": "agate",
   "snapshots": 482,
   "coverage_pct": 93.4,
   "avg_premium_pct": 16.63,
   "avg_rank": 5.1,
   "vs_market_median_pp": 5.77,
   "times_cheapest": 16,
   "premium_volatility_pp": 7.58,
   "price_changes": 126,
   "dealer_name": "Agate Metals"
  },
  {
   "dealer": "sdbullion",
   "snapshots": 512,
   "coverage_pct": 99.2,
   "avg_premium_pct": 13.4,
   "avg_rank": 5.5,
   "vs_market_median_pp": 2.67,
   "times_cheapest": 11,
   "premium_volatility_pp": 2.18,
   "price_changes": 135,
   "dealer_name": "SD Bullion"
  },
  {
   "dealer": "apmex",
   "snapshots": 514,
   "coverage_pct": 99.6,
   "avg_premium_pct": 21.87,
   "avg_rank": 6.95,
   "vs_market_median_pp": 11.15,
   "times_cheapest": 0,
   "premium_volatility_pp": 1.06,
   "price_changes": 338,
   "dealer_name": "APMEX"
  },
  {
   "dealer": "atcost",
   "snapshots": 349,
   "coverage_pct": 67.6,
   "avg_premium_pct": 24.17,
   "avg_rank": 7.58,
   "vs_market_median_pp": 12.47,
   "times_cheapest": 0,
   "premium_volatility_pp": 0.85,
   "price_changes": 210,
   "dealer_name": "At Cost Metals"
  }
 ],
 "method": "Premium % = price / (spot x oz) - 1 with the spot recorded in the same snapshot. vs_market_median_pp = mean over snapshots of (dealer premium - median dealer premium in that snapshot). Daily values are the median across that day's snapshots (ET days). Rank 1 = lowest premium in a snapshot. Vs market median = a dealer's premium minus the median dealer premium in the same snapshot, averaged (negative = below the market). Volatility = population std dev of a dealer's premium % across snapshots (removes spot moves). No values are interpolated; days without snapshots are absent."
}