Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            117       54        10.607572  11.478214  11.118935  0.223727   11.160572 
2008            117       54        12.372034  12.974862  12.717713  0.158489   12.744483 
2009            117       54        10.873285  11.542     11.271517  0.171549   11.305982 
2010            117       54        8.464357   9.272857   8.933777   0.208793   8.97059   
2011            117       54        9.997429   10.793571  10.450193  0.20811    10.483732 
2012            117       54        13.558035  14.155379  13.93641   0.1495     13.966431 
2013            117       54        12.176     12.991928  12.688749  0.204319   12.722428 
2014            117       54        8.584214   9.81775    9.286804   0.321562   9.338821  
2015            117       54        9.198857   10.158215  9.763416   0.245532   9.809679  
2016            117       54        10.336759  11.24969   10.869383  0.229103   10.90619  
2017            117       54        14.500643  15.159     14.940397  0.1628     14.977339 
2018            117       54        12.157322  12.992929  12.638948  0.225886   12.677714 
2019            117       54        12.066072  12.92475   12.585452  0.218913   12.629893 
2020            117       54        11.858621  12.747793  12.402789  0.226012   12.448138 
2021            117       54        11.224115  11.76123   11.574213  0.130524   11.602423 
2022            117       54        11.521143  12.146     11.908927  0.156644   11.936071 
2023            117       54        13.714251  14.349536  14.143425  0.159475   14.182571