Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2024     94.7    69.3    13.2                                                                                
    2023     20.0    33.0    21.6    15.7    12.5    18.5     9.1    22.9     7.6    55.9    76.4    50.0   343  
    2022     75.2    35.8    42.9    53.8    26.4    29.5    13.9     0.0     0.0    62.5    37.6    52.8   430  
    2021     38.9    75.2    25.9    16.0     9.9    10.7     0.0     4.1    64.2    60.7   151.1    54.6   511  
    2020     82.8    54.9    20.1                     0.0     6.6    14.7    43.2    79.8    95.7    70.3        
    2019     82.5    25.4    19.3    30.5    24.9    11.7    16.0    14.0    48.8    51.3    42.1    34.8   401  
    2018    105.4    60.7    12.7    64.0     3.6    16.2     0.0     1.0    23.4    40.1    94.0    95.5   517  
    2017     24.4    46.5    82.8    46.0    24.4     8.9     1.8     1.5    17.0    71.6   101.3    60.2   486  
    2016     49.5   100.1    50.0    11.2     7.4    33.5     6.6     6.9    28.7    87.6    74.7   106.4   563  
    2015     94.7     7.8     2.0     0.2     1.0     3.5     9.9    27.7    37.1    87.1   122.2   123.4   517  
    2014     35.3    57.2    76.9    40.1    19.0     5.3     5.1    13.7    37.1    69.8    18.5    73.9   452  
    2013      0.0    37.6    71.6    55.3    40.9    10.9     3.0    25.4   124.9    18.0    28.7     6.3   423  
    2012     63.5    64.7    59.2    33.0    22.4    36.3    14.7     2.0     1.5   129.3    46.2     0.0   473  
    2011    124.2    42.4    19.6    67.3    52.6     5.6    15.2     7.4    21.8    37.6   110.5    14.2   518  
    2010     91.9    23.1    59.9    32.2    38.9    14.2     1.3    18.3    70.6    40.4    67.3   135.1   593  
    2009     27.7    20.6    38.6    44.7    31.3     4.6     8.4    13.7    28.4   101.4   176.5    40.1   536  
    2008     50.8    34.8    48.8    34.3    12.7    11.7     5.6    28.9     7.6    26.9    97.0    27.9   387  
    2007    148.3    58.4    67.1    24.4     8.6    21.6    24.9    13.5    12.4    47.0    48.5   108.7   583  
    2006    130.3    31.0    22.1    29.5    17.3    15.8     2.8     4.3    26.2    31.5   171.2    80.0   562  
    2005                                      6.9    24.6    10.7     7.4    26.9    68.8    78.5    55.4        
 Average     20      15       8      12      33      61      86      63      71      46      40      35     487  
 Std Dev     14      10       7       9      29      28      46      39      41      22      25      19      72