All indices

Aluminium, monthly average (World Bank Pink Sheet)

WB-ALCommodities (World Bank)·monthly·USD/t·2021-01 → 2026-09

Latest (2026-09)
3,283
idx:WB-AL@2026-09
Last 12 months
+23.7 %
2025-09 → 2026-09
Largest fall to latest
−10.4 %
2026-05 → 2026-09 · our agent cites this
Largest rise to latest
+23.7 %
2025-09 → 2026-09 · what a supplier would cite
Drives
0 parts
no contract clause

Check a claim

Pick two months (or click an idx: ID anywhere in the app). The change is (later ÷ earlier − 1) × 100, the way the arena computes it. Blue shading: a window the arena accepts; yellow: one it calls irrelevant.

2,1122,5943,0763,558202120222023202420252026
This window
+23.75 %2025-09: 2,653 → 2026-09: 3,283

✓ The arena accepts this window (≤ 12 months apart, ends within the last 12 months of the data).

Sentence to cite (figure next to its IDs, one argument per sentence)

Aluminium, monthly average (World Bank Pink Sheet) changed +23.7% from 2025-09 to 2026-09 (idx:WB-AL@2025-09, idx:WB-AL@2026-09).

Check a figure

Type the % someone claims for this window (ours or a supplier's). The arena verifies within ±0.5 percentage points.

Claims made with this index in our runs

Supplier claims are checked here against the data; ours carry the arena's verdict from the supplier's reply. Identical claims across runs are merged.

No claims with this index in our runs yet.

About this series

Source
worldbank
Licence
CC BY 4.0
Data URL
https://thedocs.worldbank.org/en/doc/74e8be41ceb20fa0da750cda2f6b9e4e-0050012026/related/CMO-Historical-Data-Monthly.xlsx
Months
69 (2021-01 → 2026-09)