| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $45,537 | $39,689 |
| 2016 | $49,902 | $42,064 |
| 2017 | $49,962 | $42,078 |
| 2018 | $49,962 | $41,060 |
| 2019 | $40,503 | $29,139 |
| 2020 | $40,503 | $29,139 |
| 2021* | $40,503 | $29,139 |
| 2022* | $40,503 | $29,139 |
| 2023* | $40,503 | $29,139 |
| 2024* | $40,503 | $29,139 |
| 2025* | $40,503 | $29,139 |