As others have pointed out, Michigan has had a 10 cent deposit since 1978 and consistently has redemption rates over 90%, even hitting 94.2% in 2014: http://www

As others have pointed out, Michigan has had a 10 cent deposit since 1978 and consistently has redemption rates over 90%, even hitting 94.2% in 2014: http://www.bottlebill.org/legislation/usa/michigan.htm http://www.bottlebill.org/legislation/usa/michigan.htm The fear that these rates were the product of fraud even lead to amendments to the recycling act in 2008, namely adding a state-specific mark to bottles. Yet the redemption rate remains over 90%.