Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2024     94.5    50.3    30.7    18.3                                                                        
    2023     21.0    40.1    21.8    17.0    14.0    19.5    11.7     6.3    10.6    53.6    68.1    67.8   352  
    2022     96.8    43.2    46.0    57.1    27.9    29.5    15.7     0.2     0.5    63.2    44.2    55.9   480  
    2021     95.5    90.4    36.8    18.8    15.7     8.4     0.0     5.8    77.0    85.8   244.1    83.6   762  
    2020    192.8    94.7    27.9    29.2    28.7    22.3     9.4    16.0    45.2    89.1   120.4   153.9   830  
    2019     75.9    29.0    21.6    38.4    34.0    10.7    18.8    20.8    55.4    66.5    61.9   102.6   536  
    2018    121.7    73.4    14.0    64.0     8.1    19.0     0.0     2.0    27.4    55.4   122.7   107.4   615  
    2017     27.4    83.8    80.0     9.1    23.6    11.4     1.3     1.5    13.0    80.0   130.3   117.6   579  
    2016     53.6   116.6    55.9    11.2     9.6    29.2     7.1     6.1    27.7   100.3    72.4   118.4   608  
    2015     88.6    73.7     2.5     0.2     1.8     3.8     7.9    21.6    34.3    94.7   137.7   124.7   591  
    2014     72.9   117.1    92.7    39.6    18.0     5.1     4.8    11.9    35.8    77.0    17.8    73.7   566  
    2013     45.2    30.7    56.1    56.9    36.0    13.5     0.0     5.6    90.9    18.3    58.1    35.8   447  
    2012     77.0    52.8    42.4    29.5    17.0    32.2    13.7     2.3     1.3    57.2    54.1    78.5   458  
    2011    103.6    49.0    62.5    46.5    50.0     5.6    14.2     4.8    18.3    46.7    96.5    43.7   541  
    2010     76.7    20.3    53.6    30.7    38.1    14.7     1.0    15.7    60.7    35.8    39.4   113.0   500  
    2009     82.8    15.5    38.6    34.0    29.2     4.6     8.1    13.2    31.0    92.7   155.2    38.6   544  
    2008     41.6    31.5    43.7    18.8    12.7    13.2     6.1    28.2     6.6    25.9    92.7    57.9   379  
    2007    132.3    61.7    89.9    21.8     8.6     8.4     6.1            10.4    45.2    44.4    96.8        
    2006    111.0    27.4    18.3    22.1    17.3    12.4     2.5     0.0    22.1    28.4   194.3    69.8   526  
    2005                                             25.1     9.9    28.7    33.8    70.1    67.0    53.8        
 Average     15       7      11      32      62      96      84      85      58      44      30      22     547  
 Std Dev      9       6       9      25      25      58      33      40      31      25      17      13     119