Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            66        42        3.523357   3.959571   3.770875   0.09324    3.761464  
2008            66        42        5.434724   5.708172   5.597822   0.075186   5.611672  
2009            66        42        4.013286   4.273679   4.159063   0.073459   4.167107  
2010            66        42        2.951429   3.252643   3.097978   0.0715     3.093393  
2011            66        42        3.098286   3.305393   3.210594   0.057725   3.211447  
2012            66        42        6.893931   7.062828   6.994737   0.038543   6.993586  
2013            66        42        4.747536   5.006214   4.876544   0.066869   4.880304  
2014            66        42        2.767857   3.248964   3.006657   0.128391   3.0075    
2015            66        42        1.050929   1.363      1.210764   0.063581   1.199696  
2016            66        42        4.95669    5.248621   5.101551   0.074743   5.104604  
2017            66        42        5.965857   6.159036   6.065078   0.051789   6.071197  
2018            66        42        4.258429   4.482107   4.389933   0.052442   4.390054  
2019            66        42        4.516643   4.803393   4.659557   0.07441    4.662768  
2020            66        42        6.737207   6.925793   6.840565   0.050313   6.845069  
2021            66        42        3.943038   4.2335     4.115809   0.061392   4.111596  
2022            66        42        3.744036   4.009572   3.891812   0.051796   3.885643  
2023            66        42        6.762679   6.945536   6.86489    0.052114   6.870607