| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $13,200 | $7,209 |
| 2016 | $13,200 | $6,884 |
| 2017 | $15,200 | $8,986 |
| 2018 | $15,200 | $8,285 |
| 2019 | $15,200 | $7,988 |
| 2020 | $15,200 | $7,988 |
| 2021* | $15,200 | $7,702 |
| 2022* | $15,200 | $7,426 |
| 2023* | $15,200 | $7,160 |
| 2024* | $15,200 | $6,904 |
| 2025* | $15,200 | $6,657 |