This 2016 Budget Session report provides the payment values: https://wyoleg.gov/2016/Chapter/SF0001.PDF#page=20
The payment values in this report match those in the 2021 report, indicating that these values remained in effect from 2017 through 2019: https://wyoleg.gov/2021/Enroll/HB0001.pdf#page=27
This 2016 Budget Session report provides the payment values: https://wyoleg.gov/2016/Chapter/SF0001.PDF#page=20
The payment values in this report match those in the 2021 report, indicating that these values remained in effect from 2017 through 2019: https://wyoleg.gov/2021/Enroll/HB0001.pdf#page=27