| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $64,478 | $30,166 |
| 2016 | $66,512 | $28,958 |
| 2017 | $69,130 | $28,534 |
| 2018 | $69,130 | $26,635 |
| 2019 | $74,358 | $27,579 |
| 2020 | $77,278 | $30,499 |
| 2021* | $80,315 | $30,054 |
| 2022* | $83,471 | $29,615 |
| 2023* | $86,752 | $29,183 |
| 2024* | $90,161 | $28,756 |
| 2025* | $93,705 | $28,337 |
