Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            104       66        13.358903  14.112967  13.824592  0.207711   13.880726 
2008            104       66        11.835194  12.608065  12.322911  0.203259   12.366645 
2009            104       66        12.078322  12.72371   12.488153  0.169735   12.525952 
2010            104       66        8.043064   9.037065   8.671074   0.260524   8.727355  
2011            104       66        9.203259   9.980871   9.671182   0.214081   9.731322  
2012            104       66        12.86829   13.582097  13.315818  0.169579   13.344709 
2013            104       66        12.483581  13.355871  13.029064  0.233406   13.084887 
2014            104       66        10.017612  11.034936  10.66136   0.25209    10.711645 
2015            104       66        10.559129  11.56029   11.205795  0.257078   11.254903 
2016            104       66        12.518903  13.297452  13.014511  0.196413   13.05721  
2017            104       66        12.703     13.602903  13.264627  0.211211   13.29121  
2018            104       66        7.719451   8.688581   8.31655    0.26167    8.376806  
2019            104       66        12.089839  12.857677  12.574031  0.185293   12.60458  
2020            104       66        12.646613  13.436     13.156129  0.189421   13.195339 
2021            104       66        11.230258  11.921097  11.667315  0.171667   11.701549 
2022            104       66        12.330968  13.144065  12.845281  0.196461   12.874581 
2023            104       66        10.867613  11.879161  11.503337  0.24155    11.545516