Price index database
Official indices: CPI-IW for the Labour Bureau's centres (base 2016 = 100, from January 2024) and the Wholesale Price Index for every item - the current series (base 2022-23 = 100, from April 2023) and the former series (base 2011-12 = 100, from January 2024 to April 2026, continued by linking). Escalation bills take their base and current indices from here.
Latest official month in the database: CPI-IW 2026-08, WPI 2022-23 2026-09, WPI 2011-12 2026-04 (linked to 2026-09). Source: Office of the Economic Adviser, DPIIT - Wholesale Price Index (base 2022-23=100) - eaindustry.nic.in. Provisional figures are released on the 14th of the following month and made final two months later. Values entered by hand are highlighted and kept when you update.
WPI Naphtha [1202010006, 2022-23] Fuel and power
| Month | Index | Change on previous month | Change over 12 months | WPI all commodities | Source |
|---|---|---|---|---|---|
| Sep 2026 | 132.50 | -7.8 | +47.39 % | 112.5 | OEA |
| Aug 2026 | 140.30 | +31.0 | +58.53 % | 110.8 | OEA |
| Jul 2026 | 109.30 | -31.1 | +22.95 % | 110.0 | OEA |
| Jun 2026 | 140.40 | -26.3 | +65.37 % | 110.3 | OEA |
| May 2026 | 166.70 | -19.0 | +96.81 % | 110.1 | OEA |
| Apr 2026 | 185.70 | +77.8 | +102.95 % | 108.9 | OEA |
| Mar 2026 | 107.90 | +18.5 | +8.99 % | 104.6 | OEA |
| Feb 2026 | 89.40 | +5.3 | -11.49 % | 103.1 | OEA |
| Jan 2026 | 84.10 | -3.3 | -13.92 % | 102.3 | OEA |
| Dec 2025 | 87.40 | -0.7 | -7.32 % | 101.9 | OEA |
| Nov 2025 | 88.10 | -4.4 | -10.01 % | 101.5 | OEA |
| Oct 2025 | 92.50 | +2.6 | -4.64 % | 100.9 | OEA |
| Sep 2025 | 89.90 | +1.4 | -7.70 % | 101.0 | OEA |
| Aug 2025 | 88.50 | -0.4 | -9.88 % | 100.8 | OEA |
| Jul 2025 | 88.90 | +4.0 | -10.65 % | 100.2 | OEA |
| Jun 2025 | 84.90 | +0.2 | -9.10 % | 100.3 | OEA |
| May 2025 | 84.70 | -6.8 | -14.53 % | 100.2 | OEA |
| Apr 2025 | 91.50 | -7.5 | -8.96 % | 100.5 | OEA |
| Mar 2025 | 99.00 | -2.0 | -1.10 % | 100.6 | OEA |
| Feb 2025 | 101.00 | +3.3 | +6.43 % | 100.9 | OEA |
| Jan 2025 | 97.70 | +3.4 | +0.10 % | 101.1 | OEA |
| Dec 2024 | 94.30 | -3.6 | -0.74 % | 101.6 | OEA |
| Nov 2024 | 97.90 | +0.9 | +5.27 % | 102.1 | OEA |
| Oct 2024 | 97.00 | -0.4 | -1.62 % | 102.1 | OEA |
| Sep 2024 | 97.40 | -0.8 | +1.46 % | 101.2 | OEA |
| Aug 2024 | 98.20 | -1.3 | +9.35 % | 100.8 | OEA |
| Jul 2024 | 99.50 | +6.1 | +28.39 % | 101.0 | OEA |
| Jun 2024 | 93.40 | -5.7 | +11.99 % | 100.7 | OEA |
| May 2024 | 99.10 | -1.4 | +10.11 % | 100.4 | OEA |
| Apr 2024 | 100.50 | +0.4 | +7.37 % | 99.9 | OEA |
| Mar 2024 | 100.10 | +5.2 | - | 99.4 | OEA |
| Feb 2024 | 94.90 | -2.7 | - | 99.3 | OEA |
| Jan 2024 | 97.60 | +2.6 | - | 99.3 | OEA |
| Dec 2023 | 95.00 | +2.0 | - | 99.4 | OEA |
| Nov 2023 | 93.00 | -5.6 | - | 100.1 | OEA |
| Oct 2023 | 98.60 | +2.6 | - | 100.1 | OEA |
| Sep 2023 | 96.00 | +6.2 | - | 99.6 | OEA |
| Aug 2023 | 89.80 | +12.3 | - | 99.5 | OEA |
| Jul 2023 | 77.50 | -5.9 | - | 99.1 | OEA |
| Jun 2023 | 83.40 | -6.6 | - | 98.3 | OEA |
| May 2023 | 90.00 | -3.6 | - | 98.6 | OEA |
| Apr 2023 | 93.60 | - | - | 99.0 | OEA |
Enter a month by hand
For a month not yet in the database (e.g. from the latest press release). Updates from the website do not replace hand-entered values; enter the official figure here to correct one.