80% forecast-interval widths by series and horizon for all 24 non-void ledger rows (UNRATE, PCOPPUSDM; origins 2026-08-01 / 2026-07-01). band_width = q90 - q10; rel_width_pct = band_width / median * 100. Zero scored rows exist as of 2026-09-12, so this measures interval geometry only, not coverage.
| q10 | q90 | median | series_id | band_width | half_width | horizon_step |
|---|---|---|---|---|---|---|
| 12948.23 | 14088.92 | 13534.08 | PCOPPUSDM | 1140.69 | 570.35 | 1 |
| 12508.19 | 14350.78 | 13441.03 | PCOPPUSDM | 1842.59 | 921.3 | 2 |
| 12143.01 | 14515.12 | 13335.44 | PCOPPUSDM | 2372.11 | 1186.06 | 3 |
| 11806.09 | 14613.79 | 13201.24 | PCOPPUSDM | 2807.7 | 1403.85 | 4 |
| 11536.92 | 14679.96 | 13075.27 | PCOPPUSDM | 3143.04 | 1571.52 | 5 |
| 11337.89 | 14750.38 | 12989.98 | PCOPPUSDM | 3412.49 | 1706.24 | 6 |
| 11178.99 | 14823.68 | 12924.1 | PCOPPUSDM | 3644.69 | 1822.35 | 7 |
| 11064.2 | 14890.09 | 12879.13 | PCOPPUSDM | 3825.89 | 1912.94 | 8 |
| 10975.36 | 14977.6 | 12851.73 | PCOPPUSDM | 4002.24 | 2001.12 | 9 |
| 10944.28 | 15069.78 | 12850.2 | PCOPPUSDM | 4125.5 | 2062.75 | 10 |
| 10893.7 | 15138.41 | 12849.79 | PCOPPUSDM | 4244.71 | 2122.35 | 11 |
| 10874.94 | 15235.03 | 12863.93 | PCOPPUSDM | 4360.09 | 2180.05 | 12 |