Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2023     32.0    20.1    36.6    10.1                     0.0            13.7    95.5                        
    2022             75.7    89.1    88.1    42.4    40.9                     1.5    96.0    65.8    32.5        
    2021    175.5   128.5    56.1    29.2    15.7     9.6     0.0     7.9   130.0   121.2   224.0                
    2020    343.4   152.4    39.3    39.1    49.8    38.4     9.9    22.6    81.8   148.8   183.8   251.2  1360  
    2019    188.7    50.3    22.9    54.3     0.0    16.2    25.4    19.6    93.7   105.9    99.6   162.3   839  
    2018    236.5    95.8    31.5    93.2    14.5    20.3     0.0     1.0    49.8    81.8   196.6   249.2  1070  
    2017     64.7   129.3   140.5    66.5    37.6    45.5     0.5     3.8    25.1   128.2   228.1   171.4  1041  
    2016    114.5   181.9   117.1    17.3    10.4    26.7     1.8     5.3    19.3   143.0   102.1   145.6   885  
    2015     86.1   104.1   110.2    34.5     1.0     4.6    15.8    25.4    54.1   117.6   192.2   250.7   996  
    2014    124.2   171.7   161.0    66.6    35.0     6.1     8.4    12.7    54.6   124.5    63.0     0.2   828  
    2013    100.0    71.6   109.2    95.0    55.9    13.5     0.0    26.4   160.7    38.3    79.0    60.2   810  
    2012    153.6    95.0   117.1    47.7    18.0    42.7    20.1     4.3     1.8   178.3    40.9   179.8   899  
    2011    143.0    38.3    52.3   109.7    65.3     8.4    16.5    14.7    41.1    73.4   172.2    75.4   810  
    2010    131.3    36.8    68.8    44.2    47.5    18.3     0.5    25.9    89.4    67.0    93.7   164.3   788  
    2009    104.2    32.2    56.4    28.2    48.0     4.6     8.6    24.6    48.2    79.5   227.1    66.8   728  
    2008     78.2    52.0    69.1    39.3    12.2    16.2     6.6    24.9    12.9    38.3    99.0    78.0   527  
    2007    209.3    82.8   113.5    34.5    12.7    25.6    26.7    23.1    21.1    59.7    67.8   152.6   829  
    2006    212.6    62.2    32.2    34.5    28.2    26.4     3.8     2.8    22.6    33.0   316.0   136.6   911  
    2005                                             21.1    13.7    29.5    41.2    86.9   122.7    77.4        
 Average     21       9      16      51      96     143     133     147      88      79      52      29     888  
 Std Dev     13       9      10      43      40      76      77      76      49      42      29      20     185