| Fall Survey | |||||||||
| Age | Year | n | Numerical Index | Biomass Index | |||||
| LCI | Index | UCI | LCI | Index | UCI | ||||
| All | 2007 | 13 | 0.62 | 2.11 | 4.97 | 0.33 | 0.85 | 1.57 | |
| 2008 | 13 | 0.00 | 0.23 | 0.96 | 0.00 | 0.09 | 0.31 | ||
| 2009 | 15 | 0.00 | 0.39 | 1.33 | 0.00 | 0.13 | 0.37 | ||
| 2010 | 13 | 0.06 | 1.41 | 4.47 | 0.00 | 0.31 | 0.95 | ||
| 2011 | 13 | 0.00 | 0.17 | 0.67 | 0.00 | 0.03 | 0.10 | ||
| 2012 | 13 | 0.00 | 0.31 | 1.16 | 0.00 | 0.12 | 0.41 | ||
| 2013 | 13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 2014 | 13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 2015 | 13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 2016 | 13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 2017 | 13 | 0.21 | 0.76 | 1.55 | 0.03 | 0.24 | 0.51 | ||
| 2018 | 13 | 0.00 | 0.58 | 1.54 | 0.00 | 0.18 | 0.45 | ||
| 2019 | 13 | 0.00 | 0.12 | 0.29 | 0.00 | 0.01 | 0.03 | ||
| 2020 | 13 | 0.65 | 2.61 | 6.92 | 0.17 | 0.74 | 1.59 | ||
| 2021 | 13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 2022 | 13 | 0.00 | 0.51 | 1.45 | 0.00 | 0.16 | 0.36 | ||
| 2023 | |||||||||
| 2024 | |||||||||
| 2025 | |||||||||