| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $43,173 | $39,355 |
| 2016 | $43,173 | $38,669 |
| 2017 | $43,148 | $39,565 |
| 2018 | $43,148 | $39,136 |
| 2019 | $43,148 | $38,896 |
| 2020 | $37,878 | $33,626 |
| 2021* | $37,878 | $33,263 |
| 2022* | $37,878 | $32,904 |
| 2023* | $37,878 | $32,548 |
| 2024* | $37,878 | $32,197 |
| 2025* | $37,878 | $31,849 |