Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2024      0.0     3.0     4.8     0.0                                                                        
    2023      0.0     0.0     2.8    10.7    88.6    71.4    28.2    73.9    30.7    52.3     1.8     0.0   360  
    2022      0.0     0.5    25.1     0.0    26.9    62.2    77.2   112.8   106.7    68.6     0.0     0.0   480  
    2021      0.0     0.0     8.1     2.5    36.8    38.4    24.4    86.1    62.0    19.3     0.0     0.0   278  
    2020      0.0     0.0    23.6    10.2     5.1    92.2    17.0    29.2    35.3    12.4     0.0     0.0   225  
    2019      0.0     0.0    40.1    25.4    21.8    29.2    36.6     4.1     0.0     0.0     0.0     0.0   157  
    2018                                     48.8    75.5     8.6   124.5     9.6    13.9     1.3     0.0        
    2013      0.0     0.0     4.1             0.0    12.4     0.5     0.0     1.0                                
    2012                                     13.0    32.0    81.5    55.1    49.0    12.9     0.0     0.0        
 Average     30      52      34      61      37      26       0       0       0       0      16       8     300  
 Std Dev     29      28      30      47      36      25       1       0       0       1      14      10     125