| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $34,408 | $21,118 |
| 2016 | $35,130 | $21,061 |
| 2017 | $36,498 | $20,653 |
| 2018 | $36,498 | $22,716 |
| 2019 | $38,574 | $23,175 |
| 2020 | $38,574 | $23,175 |
| 2021* | $39,384 | $23,175 |
| 2022* | $40,211 | $23,175 |
| 2023* | $41,056 | $23,175 |
| 2024* | $41,918 | $23,175 |
| 2025* | $42,798 | $23,175 |