19/12/2025 - In What's New By blog-sit 0 Weekly Sensitive Price Indicator (SPI) for the week ended on 18-12-2025 Weekly SPI with base 2015-16=100 for the week ended on 18-12-2025 is 336.53 with 0.24 change over the previous week. Annexure [PDF] Report [PDF] Annexure [Excel] Report [Excel] Previous Quantum Index of Large Scale Manufacturing Industries (QIM) for October 2025