| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $43,904 | $23,555 |
| 2016 | $44,826 | $25,677 |
| 2017 | $46,356 | $28,309 |
| 2018 | $46,356 | $23,038 |
| 2019 | $51,167 | $24,327 |
| 2020 | $37,857 | $11,017 |
| 2021* | $38,652 | $11,634 |
| 2022* | $39,464 | $12,285 |
| 2023* | $40,292 | $12,973 |
| 2024* | $41,139 | $13,700 |
| 2025* | $42,002 | $14,467 |
