| Year | Total Expenses | Average Net Price |
|---|---|---|
| 2015 | $59,615 | $44,831 |
| 2016 | $62,089 | $45,071 |
| 2017 | $66,030 | $47,510 |
| 2018 | $66,030 | $45,215 |
| 2019 | $70,360 | $49,330 |
| 2020 | $72,900 | $51,870 |
| 2021* | $75,925 | $54,541 |
| 2022* | $79,076 | $57,350 |
| 2023* | $82,358 | $60,304 |
| 2024* | $85,776 | $63,409 |
| 2025* | $89,335 | $66,675 |
