Apple has released its 2013 Supplier Responsibility Progress Report, detailing audits the company has made within its supply chain. The company conducted 393 audits of its own, a 72 percent increase over 2011. Apple also notes it achieved “an average of 92 percent compliance with a maximum 60-hour work week.” The company is now tracking more than one million workers weekly. According to Apple, a January audit of a supplier revealed 74…