Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2022    302.7   108.9   188.2   213.4   135.6    90.7    33.0     1.0     2.0                                
    2021    370.1    76.4   191.2    47.0    59.9    28.2     0.0     8.1   271.0   345.9   579.9   165.6  2143  
    2020    598.4   127.0    99.6    79.0    84.8    81.0     8.6    66.0   116.3   153.1   347.2   375.7  2137  
    2019                                                     40.1    55.1   124.7   153.1   114.5   226.6        
    2018    497.6    98.8    63.7   187.7    23.6    97.0     7.9                                                
    2017    172.2   203.4   347.2   239.3    49.5    53.1     7.4     2.5    47.0   234.9   616.2   132.3  2105  
    2016    258.8   214.8   260.6    32.2    35.8    52.1    33.0    45.5   126.7   470.4   595.9   186.4  2312  
    2015    169.8   213.8   238.6    77.2     9.0    11.4    24.8    50.2    72.8   112.4   169.2   410.2  1559  
    2014    120.8   216.4   262.2    99.8    33.4    24.4    25.2    20.8    61.4   337.6   185.2   329.4  1717  
    2013     66.6    65.0    64.0     0.8    85.2    51.6     3.6    33.8    11.8     9.2   112.8    39.4   544  
    2012    327.0   151.2   284.2   186.6    43.0    62.0    12.4     7.0     2.6   218.4   168.4    74.8  1538  
    2011    181.2   210.0   308.0   107.2    72.0    19.2    51.2    10.6   119.8   117.8   321.0   126.2  1644  
    2010                                              1.0     2.6    28.6   117.8   201.6    33.2   424.8        
 Average     48      19      27      89     214     295     226     279     153     210     115      57    1744  
 Std Dev     31      16      23      75     130     214     137     163      60      98      79      36     535