| Fall Survey | |||||||||
| Age | Year | n | Numerical Index | Biomass Index | |||||
| LCI | Index | UCI | LCI | Index | UCI | ||||
| All | 2007 | 87 | 0.01 | 0.08 | 0.16 | 0.03 | 0.20 | 0.38 | |
| 2008 | 87 | 0.05 | 0.09 | 0.14 | 0.08 | 0.19 | 0.31 | ||
| 2009 | 91 | 0.00 | 0.04 | 0.07 | 0.01 | 0.06 | 0.12 | ||
| 2010 | 87 | 0.17 | 0.26 | 0.37 | 0.25 | 0.39 | 0.55 | ||
| 2011 | 87 | 0.18 | 0.28 | 0.40 | 0.31 | 0.52 | 0.76 | ||
| 2012 | 87 | 0.21 | 0.33 | 0.46 | 0.41 | 0.64 | 0.92 | ||
| 2013 | 87 | 0.08 | 0.16 | 0.25 | 0.13 | 0.28 | 0.45 | ||
| 2014 | 87 | 0.27 | 0.42 | 0.58 | 0.53 | 0.81 | 1.15 | ||
| 2015 | 87 | 0.14 | 0.24 | 0.35 | 0.25 | 0.43 | 0.62 | ||
| 2016 | 87 | 0.03 | 0.09 | 0.15 | 0.07 | 0.17 | 0.29 | ||
| 2017 | 87 | 0.22 | 0.38 | 0.56 | 0.45 | 0.77 | 1.16 | ||
| 2018 | 87 | 0.18 | 0.30 | 0.44 | 0.37 | 0.63 | 0.94 | ||
| 2019 | 87 | 0.33 | 0.49 | 0.68 | 0.52 | 0.80 | 1.14 | ||
| 2020 | 87 | 0.18 | 0.28 | 0.40 | 0.43 | 0.72 | 1.08 | ||
| 2021 | 87 | 0.06 | 0.18 | 0.31 | 0.13 | 0.32 | 0.55 | ||
| 2022 | 87 | 0.16 | 0.25 | 0.36 | 0.27 | 0.47 | 0.70 | ||
| 2023 | |||||||||
| 2024 | |||||||||
| 2025 | |||||||||