| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $47,878 | $25,237 |
| 2016 | $49,214 | $24,733 |
| 2017 | $50,547 | $25,364 |
| 2018 | $50,547 | $24,158 |
| 2019 | $53,402 | $24,648 |
| 2020 | $33,319 | $4,565 |
| 2021* | $34,222 | $4,474 |
| 2022* | $35,149 | $4,384 |
| 2023* | $36,102 | $4,297 |
| 2024* | $37,080 | $4,211 |
| 2025* | $38,085 | $4,126 |
