| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $61,524 | $29,943 |
| 2016 | $64,065 | $29,189 |
| 2017 | $66,220 | $31,738 |
| 2018 | $66,220 | $29,257 |
| 2019 | $71,710 | $37,234 |
| 2020 | $72,230 | $37,754 |
| 2021* | $74,657 | $38,283 |
| 2022* | $77,165 | $38,819 |
| 2023* | $79,758 | $39,362 |
| 2024* | $82,438 | $39,913 |
| 2025* | $85,208 | $40,472 |
