Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2024    120.7    64.0    39.1    30.0                                                                        
    2023                                                                                      9.9    86.1        
    2022    107.7    48.5    47.5    57.1    27.2    27.9    17.5     0.0     0.2                                
    2021     90.9    91.2    31.5    16.8    18.0     8.9     0.0     4.6    66.3    82.5   218.9   103.1   733  
    2020    197.9    91.2    32.3    25.4    28.9    23.1     8.1    17.8    39.1    80.2   107.2   136.4   788  
    2019     88.4    40.6    20.3    38.1    29.5    10.2    18.5    19.8    53.1    63.5    57.9   105.4   545  
    2018    118.6    77.5    16.0    62.7     9.4    19.0     0.0     2.5    27.2    51.8   113.3   115.6   614  
    2017     27.4    97.3    79.7    38.8    24.9    11.9     1.3     1.8    13.4    85.8   129.0   106.7   618  
    2016     41.6    91.7    58.6    11.2    10.4     4.8     8.4     7.9    28.2   103.6    71.1   124.4   562  
    2015     98.8    79.8    84.3    11.4     1.8     4.1     1.3     0.0     6.1   107.7   157.7   128.5   681  
    2014     81.8   120.1   105.4    45.5    18.8     4.8     5.1    12.5    40.4    80.0    93.9    75.7   684  
    2013     51.5    38.1    61.2    68.3    39.1    14.2     1.0    21.6   106.9    19.3    67.3    43.7   532  
    2012     88.9    54.4    63.0    32.2    18.0    33.0    14.0     1.8     1.5   119.1    88.4    90.4   605  
    2011    116.6    61.0   103.4    75.4    53.1     6.1    13.7     5.3    20.1    48.7   107.7    45.7   657  
    2010    101.8    22.3    94.7    45.2    45.7    14.7     0.8    16.8    64.7    39.9    66.5   121.9   635  
    2009                                                                                     91.2    51.8        
    2008     47.0    35.8    51.3    20.3    12.7    14.0                                                        
    2007      0.0    77.5   104.7    22.3     8.6    15.2    25.1    13.2    13.2    46.7    53.1   113.0   493  
 Average     86      68      62      38      23      14       8       9      34      71      96      97     626  
 Std Dev     46      27      30      20      15       9       8       8      30      29      49      30      83