Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2024      0.0     0.0     0.0     0.0                                                                        
    2023                                              0.0    12.9     8.4    24.1     0.5     0.0     0.0        
    2021    100.3    58.1     1.8                                                                                
    2020    190.0    81.5    24.6    31.2    35.8    35.0    15.5    20.8    47.7    87.4   120.4   129.5   820  
    2019                                      0.0    29.0    31.2    11.7    74.4    66.8    43.2    76.7        
    2018    153.4    11.2    26.7    86.6     2.3    21.3                                             0.5        
    2017     48.2   109.0   133.3    75.4    39.1    24.6     0.2     3.0    18.5    75.4   166.4   133.6   827  
    2016    115.1   120.1   112.0    15.5    10.1    25.9    10.4     3.0    30.2   195.3   160.3   103.1   901  
    2015    104.6    97.5    92.2    26.9     1.5     4.8    10.7    17.3    88.9    91.9   108.5   155.2   800  
    2014     94.4   130.6   121.9    42.6    28.5    17.8     5.8    13.7    47.2   139.7    89.9   100.6   833  
    2013     83.3    56.9    67.3    50.5    59.2    15.7     0.2    25.9    95.5    21.6    81.3    30.0   587  
    2012     86.1    83.3    86.6    39.6    21.1    42.4    16.2     0.2     2.8   137.2   140.9   169.7   826  
    2011    101.6    79.5   102.8    27.7    66.5     9.1    18.3     9.4     2.0    41.4   103.9    52.3   615  
    2010    142.7    45.5    70.3    37.1    40.6    18.8     1.0    22.9    98.0    48.0    89.1   151.4   765  
    2009     60.2    23.1    40.9    31.7    40.9     4.1     9.9    11.4    40.6   113.0   244.1    79.7   700  
    2008     60.2    28.7    62.7    41.1    11.9    20.3     7.6    29.7    14.0    37.8   101.6    56.4   472  
    2007    132.1    10.2    87.4    24.1    13.5    27.7    24.6    30.0    25.6    51.8    71.6   156.7   655  
    2006                                     20.1    30.2     4.6     1.5    22.3    31.7   224.5   121.7        
 Average     26      20      11      14      42      76     116      95      98      62      69      38     733  
 Std Dev     21      12       9      10      33      52      64      55      47      42      42      22     127