Amendment No. 3 to Form S-1 Table of Contents suffer significant perishable product inventory losses and significant lost revenue in the event of the loss of a major supplier or vendor, disruption of our distribution network, extended power outages, natural disasters or other catastrophic occurrences. See "Risks Related to Our Business and Industry—Our stores rely heavily on sales of perishable products, and product supply disruptions may have an adverse effect on our profitability and operating results." We employed a diverse workforce of approximately 265,000, 265,000, 123,000 and 19,000 associates as of June 20, 2015, February 28, 2015, February 20, 2014 and February 21, 2013, respectively. As of February 28, 2015, approximately 174,000 of our employees were covered by collective bargaining agreements. During fiscal 2015, collective bargaining agreements covering approximately 73,000 employees are scheduled to expire. If, upon the expiration of such collective bargaining agreements, we are unable to negotiate acceptable contracts with labor unions, it could increase our operating costs and disrupt our operations. A considerable number of our employees are paid at rates related to the federal minimum wage. Additionally, many of our stores are located in states, including California, where the minimum wage is greater than the federal minimum wage and where a considerable number of employees receive compensation equal to the state's minimum wage. For example, as of June 20, 2015, we employed approximately 68,000 associates in California, where the current minimum wage was recently increased to $9.00 per hour, and will increase to $10.00 per hour effective January 1, 2016. In Maryland, where we employed approximately 7,800 associates as of June 20, 2015, the minimum wage was recently increased to $8.25 per hour. and will gradually increase to $10.10 per hour by July 1. 2018. Moreover, municipalities may set minimum wages above the applicable state st