{"schema":1,"name":"MTF book, Rs crore","meta":{"source":"NSE margin trading disclosure (daily archive), via Data bank nse_mtf eras","method":"docs/methods/leverage.md","notes":["Rs crore. Book = outstanding MTF exposure at end of day across brokers; fresh and liquidated are the day's flows.","Regime break: the book was tiny before 2017 (Rs 100-300 crore); it grew from 2017, when margin trading became widely offered. Read the pre-2017 history as a different regime.","book_to_mcap_bps: book as basis points of the previous month-end NSE market capitalisation.","Missing NSE files (43 sessions, mostly 2019-2022) are gaps, not zeros."],"note":"History from Jun 2017 (post regime change)."},"as_of":"2026-10-01","latest":150354.6679,"value_ago":{"1w":150128.0563,"1m":146858.6263,"1y":106409.3162},"history":{"start":"2017-06-01","observations":2276,"min":96.7475,"min_date":"2017-07-17","max":151133.9843,"max_date":"2026-09-30","median":23718.9262,"percentile_full_history":99.8682,"percentile_last_5y":99.7557}}