| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $47,666 | $26,051 |
| 2016 | $49,064 | $24,545 |
| 2017 | $50,450 | $25,964 |
| 2018 | $50,450 | $24,450 |
| 2019 | $53,400 | $24,086 |
| 2020 | $54,650 | $25,336 |
| 2021* | $56,191 | $24,958 |
| 2022* | $57,776 | $24,587 |
| 2023* | $59,405 | $24,220 |
| 2024* | $61,080 | $23,859 |
| 2025* | $62,803 | $23,504 |
