| Year | Age | n | Numerical Index | Biomass Index | ||||||
| LCI | Index | UCI | LCI | Index | UCI | |||||
| 2002 | All | 40 | 2.24 | 4.1 | 7.14 | 0.50 | 1.0 | 1.64 | ||
| 2003 | 60 | 2.95 | 4.4 | 6.31 | 0.62 | 0.9 | 1.25 | |||
| 2004 | 46 | 1.33 | 2.2 | 3.33 | 0.31 | 0.5 | 0.77 | |||
| 2005 | 45 | 4.91 | 7.7 | 11.83 | 1.04 | 1.6 | 2.22 | |||
| 2006 | 41 | 3.80 | 5.6 | 8.17 | 0.67 | 1.0 | 1.29 | |||
| 2007 | 44 | 0.83 | 1.5 | 2.54 | 0.21 | 0.4 | 0.60 | |||
| 2008 | 45 | 7.40 | 10.4 | 14.44 | 1.35 | 1.9 | 2.51 | |||
| 2009 | 45 | 2.54 | 4.3 | 6.85 | 0.57 | 1.0 | 1.43 | |||
| 2010 | 45 | 4.95 | 7.8 | 12.04 | 1.14 | 1.7 | 2.36 | |||
| 2011 | 44 | 3.16 | 4.7 | 6.76 | 0.64 | 0.9 | 1.21 | |||
| 2012 | 39 | 1.66 | 3.2 | 5.55 | 0.39 | 0.8 | 1.20 | |||
| 2013 | 44 | 0.92 | 1.7 | 2.83 | 0.22 | 0.4 | 0.70 | |||
| 2014 | 45 | 0.50 | 0.9 | 1.43 | 0.11 | 0.2 | 0.30 | |||
| 2015 | 45 | 4.03 | 6.5 | 10.06 | 0.86 | 1.3 | 1.91 | |||
| 2016 | 45 | 3.97 | 6.5 | 10.37 | 0.95 | 1.5 | 2.27 | |||
| 2017 | 45 | 0.46 | 1.0 | 1.62 | 0.13 | 0.3 | 0.44 | |||
| 2018 | 45 | 2.07 | 3.9 | 6.66 | 0.53 | 1.1 | 1.73 | |||
| 2019 | 45 | 3.14 | 4.4 | 6.02 | 0.52 | 0.7 | 0.93 | |||
| 2020 | 45 | 4.49 | 6.0 | 7.93 | 0.74 | 1.0 | 1.27 | |||
| 2021 | 45 | 1.50 | 2.5 | 3.78 | 0.38 | 0.6 | 0.92 | |||
| 2022 | 45 | 3.16 | 4.8 | 6.96 | 0.60 | 0.9 | 1.32 | |||
| 2023 | ||||||||||
| 2024 | ||||||||||
| 2025 | ||||||||||