2023 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2022 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2020 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2019 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2017 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2016 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2015 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2014 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2013 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation

2009 Massachusetts General Laws ch. 130 sec. 77 – Cost of operation