; and (ii) an analysis of the impact and effectiveness of those changes on food security, nutrition security, and diet quality; and (C) recommendations for additional authority to the Secretary to improve food security, nutrition security, and diet quality for participants in the supplemental nutrition assistance program. (b) Food sales report (1) In general Not later than September 30, 2025, and at least once every 4 years thereafter, the Secretary shall submit to the Committee on Agriculture, Nutrition, and Forestry of the Senate and the Committee on Agriculture of the House of Representatives, and make publicly available on the website of the Department of Agriculture, a report on food sales in the supplemental nutrition assistance program, including an analysis of the specific food items acquired with benefits by eligible households. (2) Data A report under paragraph (1) shall use store-level data collected pursuant to section 9(k). (3) Privacy For each report under paragraph (1), the Secretary shall aggregate or deidentify data in a manner sufficient to ensure that the identity of participants or retailers associated with the data cannot be ascertained. .