Thermocol/P.S Polystyrene
1310030012 · Item · weight 0.0046
Latest index
118.30
Sep 2026 · Provisional
Change over 12 months
+21.71%
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 | 98.70 | 99.50 | 108.30 | 114.50 | 120.30 | 116.70 | 114.50 | 116.20P | 118.30P | — | — | — |
| 2025 | 98.80 | 99.80 | 100.10 | 101.00 | 100.30 | 99.60 | 97.40 | 98.20 | 97.20 | 97.20 | 97.20 | 98.40 |
| 2024 | 99.50 | 101.70 | 102.80 | 102.70 | 102.30 | 102.10 | 102.20 | 101.60 | 101.40 | 100.10 | 99.90 | 99.20 |
| 2023 | — | — | — | 99.80 | 100.00 | 99.50 | 99.50 | 99.80 | 99.60 | 99.00 | 99.10 | 99.50 |
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.