| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $22,786 | $17,582 |
| 2016 | $22,786 | $17,756 |
| 2017 | $24,385 | $19,775 |
| 2018 | $24,385 | $18,341 |
| 2019 | $23,630 | $17,258 |
| 2020 | $23,630 | $17,258 |
| 2021* | $23,630 | $17,258 |
| 2022* | $23,630 | $17,258 |
| 2023* | $23,630 | $17,258 |
| 2024* | $23,630 | $17,258 |
| 2025* | $23,630 | $17,258 |
