Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2022    145.5    41.9    68.6   118.1    64.0    60.2    25.9     0.2     3.8                                
    2021    187.7    58.4    39.6     6.1                                    85.9   113.5   254.5   143.0        
    2020    237.2    54.6    32.3    28.4    50.3    49.3    13.5    44.9    52.3    93.5   165.1   194.3  1016  
    2019    143.2    57.4     5.1    74.9    16.8    14.5    34.5    23.1    86.4    77.0    53.8    84.8   671  
    2018    233.2    82.8    47.5    93.2     4.1    33.8                            60.4   118.1   180.1        
    2017     68.3   120.9   113.0   117.1    42.4    25.4     0.8     0.0     0.0    64.5   195.1    51.8   799  
    2016    107.9    73.6    83.3    10.4    32.0    56.1    15.2    11.4    47.7   203.7   198.9   103.1   943  
    2015     79.5   110.0    60.7    31.0     2.0     9.4    10.7    20.8    26.1    37.8    57.9   168.6   615  
    2014     87.4   131.8    38.1    60.5    32.3    17.3    19.0     8.6    39.1   148.6    74.7   150.6   808  
    2013     70.6    52.1    59.2     0.5            36.8     0.0    29.2    90.9    20.3    89.4    23.8        
    2012    127.2    57.9   111.8    52.1    42.4    60.2    18.5     4.6     2.5   124.7   125.5   158.5   886  
    2011     96.5    76.4   152.2    33.5    51.0    11.2    48.0     1.5    59.2    57.9   135.6    46.2   769  
    2010    177.3    93.5   121.4    88.9    65.5    32.5     1.0    25.4    52.3    65.5   155.2   193.6  1072  
    2009                                                                                             32.3        
 Average    118     136      78      72      55      37      34      17      15      46      89     135     842  
 Std Dev     63      58      29      42      41      22      19      15      14      33      51      62     151