2023 Washington Code 47.60.040 – Survey by department

2022 Washington Code 47.60.040 – Survey by department

2020 Washington Code 47.60.040 – Survey by department

2019 Washington Code 47.60.040

2018 Washington Code 47.60.040 – Survey by department

2016 Washington Code 47.60.040 – Survey by department

2015 Washington Code 47.60.040 – Survey by department

2014 Washington Code 47.60.040 – Survey by department

2013 Washington Code 47.60.040 – Survey by department

2009 Washington Code 47.60.040 – Survey by department