Purified Terephthalic Acid (PTA)
1310010007 · Item · weight 0.2418
Latest index
129.50
Sep 2026 · Provisional
Change over 12 months
+49.19%
Since Sep 2025
Data available
Jan 2005 – Sep 2026
Combined index, 2022-23 = 100
Combined index since Jan 2005
The 2022-23 series joined to its 2011-12 and 2004-05 counterparts and put on the 2022-23 scale, so the whole history reads as one line. It is the index the calculator uses.Published monthly index (2022-23 series)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 87.70 | 89.30 | 111.30 | 123.20 | 119.30 | 106.60 | 106.70 | 115.70P | 129.50P | — | — | — |
| 2025 | 88.30 | 89.00 | 86.10 | 81.80 | 81.10 | 87.30 | 88.10 | 88.60 | 86.80 | 82.50 | 82.10 | 83.20 |
| 2024 | 99.80 | 96.40 | 95.60 | 97.70 | 98.00 | 102.80 | 104.50 | 99.00 | 86.00 | 84.90 | 82.80 | 85.00 |
| 2023 | — | — | — | 102.00 | 99.10 | 96.00 | 98.10 | 103.70 | 105.00 | 102.50 | 100.90 | 98.30 |
P Provisional — the two most recently published months may still be revised. Values before April 2023 come from the older series; see the chart, or calculate with “Show index values” on.