| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $58,646 | $30,596 |
| 2016 | $61,206 | $30,289 |
| 2017 | $63,900 | $32,488 |
| 2018 | $63,900 | $32,530 |
| 2019 | $69,578 | $35,108 |
| 2020 | $74,638 | $40,168 |
| 2021* | $77,922 | $43,084 |
| 2022* | $81,351 | $46,212 |
| 2023* | $84,930 | $49,567 |
| 2024* | $88,667 | $53,166 |
| 2025* | $92,568 | $57,026 |
