| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $49,092 | $28,197 |
| 2016 | $49,400 | $28,483 |
| 2017 | $50,340 | $28,578 |
| 2018 | $50,340 | $29,340 |
| 2019 | $53,112 | $29,065 |
| 2020 | $54,416 | $30,369 |
| 2021* | $55,450 | $30,676 |
| 2022* | $56,503 | $30,986 |
| 2023* | $57,577 | $31,299 |
| 2024* | $58,671 | $31,615 |
| 2025* | $59,786 | $31,934 |
