| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $43,558 | $16,504 |
| 2016 | $44,728 | $25,403 |
| 2017 | $46,118 | $26,908 |
| 2018 | $46,118 | $25,322 |
| 2019 | $49,392 | $26,502 |
| 2020 | $50,875 | $27,985 |
| 2021* | $52,401 | $29,552 |
| 2022* | $53,973 | $31,207 |
| 2023* | $55,592 | $32,955 |
| 2024* | $57,260 | $34,800 |
| 2025* | $58,978 | $36,749 |
