Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2023     42.4    78.0    37.6    32.5    10.9    15.0    11.2     4.6    12.9    40.1                        
    2022    133.1    70.6    72.1    78.5    35.3    28.7    16.3     0.0     0.5    76.2    93.5   112.2   717  
    2021    145.0   101.3    56.6    27.9    14.5     6.3     0.0     5.3   103.9   108.4   301.7   142.2  1013  
    2020    275.8   116.8    41.1    20.8     6.3    26.7     6.1    14.7    58.4   102.8   153.1   199.9  1023  
    2019    133.9    31.2    17.3    39.1    21.8    10.2    19.0    10.9    70.3    83.8    79.2   134.1   651  
    2018    163.1    69.8    15.7             0.0    12.2     0.2     0.8     5.1    62.0   143.8   187.4        
    2017     48.3   105.9   111.3    58.4    25.9    21.3     0.5     3.3     0.0   110.2   170.7   113.0   769  
    2016      0.0   140.0   103.4    13.2     9.6    19.6    14.0     3.8    35.3   158.0   137.4   140.7   775  
    2015    148.6   100.0   104.7    30.2     1.0     3.8    17.0    17.5    49.8   116.3   199.4    39.1   827  
    2014    116.8   162.8   155.2    62.7    30.0     6.6     6.6    13.5    35.3   108.7   140.5   145.3   984  
    2013     93.2    71.6    99.0    88.1    47.5    14.7     0.0    22.1   139.7    29.9    91.2    48.3   745  
    2012    149.4    92.2   106.7    45.2    17.8    33.3    14.7     2.3     0.8   143.0   141.2   168.7   915  
    2011    204.7    94.5   107.4   102.1    50.5     4.8    16.8    14.2    34.8    71.9   151.9    73.9   927  
    2010    123.9    32.7    67.8    47.7    53.3    14.0     0.5            48.0    71.1    78.7   165.8        
    2009     14.0    32.2    62.5    49.0    44.2     4.1     8.4    11.4    40.6    87.9   207.5    68.8   631  
    2008     87.1    71.4    99.8    34.3     9.4    15.7     5.8    22.9    14.7    47.8   121.9    19.1   550  
    2007    206.5   102.6   128.8    37.6    15.8    20.8    21.9    22.1    23.1    74.9    77.7   176.0   908  
    2006              5.6    20.0    34.5    33.3    32.0     2.3     2.3    30.5    40.9   354.1   140.4        
 Average     82      78      47      24      16       9      10      39      85     156     122     123     816  
 Std Dev     40      41      24      17      10       8       8      37      35      76      54      72     149