Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            300       271       7.523167   8.045267   7.834313   0.126497   7.832633  
2008            300       271       9.078433   9.430367   9.276099   0.096392   9.276967  
2009            300       271       7.6133     8.2925     7.866124   0.193886   7.829167  
2010            300       271       9.324067   9.5385     9.404343   0.042772   9.3976    
2011            300       271       7.477448   8.118344   7.770879   0.17398    7.731689  
2012            300       271       10.599333  11.362801  10.979876  0.195847   10.93     
2013            300       271       8.3107     8.643434   8.432458   0.090393   8.406067  
2014            300       271       7.0708     7.271833   7.139775   0.042728   7.125467  
2015            300       271       6.7494     7.494067   7.150805   0.216943   7.163133  
2016            300       271       8.968034   9.640833   9.283582   0.184168   9.255167  
2017            300       271       8.924666   9.441367   9.200402   0.13346    9.1966    
2018            300       271       7.088533   7.494733   7.253411   0.117301   7.228867  
2019            300       271       8.574734   8.927767   8.740686   0.10729    8.7193    
2020            300       271       8.728      9.324367   9.036216   0.146747   9.049633  
2021            300       271       9.103766   9.459      9.252031   0.065284   9.241167  
2022            300       271       8.234533   8.685933   8.456979   0.140821   8.469133  
2023            300       271       10.113655  10.880828  10.418847  0.193398   10.360138