Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2020     81.5                                                                                                
    2019    191.3    59.7     6.1    84.1    19.6    18.3    47.0    36.8   114.8   106.4    68.6   113.8   866  
    2018    341.4    96.8    51.6   126.5     5.3    44.7     3.0                           113.0   265.9        
    2017     89.1   145.0   158.7   152.1    49.0    46.2     1.3                    99.8   286.0   112.0        
    2016    229.6   159.3   302.7    15.7    43.9    58.9    34.8    25.6    58.4   325.6   281.7   134.1  1670  
    2015    121.4   173.5    91.2    44.5     4.6    15.8    15.0    32.0    35.3    92.7   129.3   352.5  1108  
    2014      0.0     0.0    31.7    57.9    40.9    20.1    26.7    10.2    51.1   201.4   103.3   223.5   767  
    2013     67.1     0.5     2.0    13.2    78.5    56.1     0.0    34.3   119.4    21.6   123.4     0.8   517  
    2012    203.2   130.5    22.3    40.6    62.2    73.9    38.4     0.8     1.0   166.9   176.0   216.2  1132  
    2011    139.7    17.8   184.4    53.1    65.3     8.9    63.5     3.5    81.5    56.6    36.3    72.1   783  
    2010    229.8   130.0   144.8   140.2    83.6    44.4     1.8    27.9    64.0    92.2   225.0   298.4  1482  
    2009                     58.9    24.4    55.6    16.0    15.5    19.8     9.7     0.0            75.9        
 Average     96      68      46      37      22      21      59     116     170     154      91     154    1040  
 Std Dev     93      50      27      22      21      13      41      95     109      96      67      86     387