interest_rate: ce_chermignon:compte_societaire:credit:2025-02:tier1

One row per interest rate. rate_type matches product category per atom #316 (mortgage_rate, consumer_credit, overdraft, credit, savings_rate, leasing_rate, penalty). snapshot_date is when we observed the rate; valid_from is when the bank declared it effective.

This data as json

id	product_id	bank_id	rate_type	rate	tier_floor	tier_ceiling	tenor_months	currency	snapshot_date	valid_from	note	source_document_id
ce_chermignon:compte_societaire:credit:2025-02:tier1	ce_chermignon:compte_societaire	ce_chermignon	credit	0.75	0.0	100000.0		CHF	2026-06-09	2025-02-01	Compte sociétaire (membres coopérative) tier 1: 0.75% jusqu'à CHF 100 000. Taux bonifié patronage cooperative. Was 1.00% under prior 2024-09-01 schedule.