Year        1        2        3        4        5        6        7        8        9       10       11       12    Total
    2023     67.2    43.0    25.8                                                                                
    2022     98.6    37.2    70.6    84.2    53.6    23.2    16.0     0.8     0.8    46.8    69.4   102.8   604  
    2021    104.8    43.8    12.0    15.6    16.4    26.0     0.0     4.6    72.6    66.4   244.0    94.0   700  
    2020    174.8    82.6    25.2    40.8    36.4    26.6    14.4    21.2     2.8                                
    2019      0.0    85.4    17.8    33.2     0.0    15.0    23.2    14.6    72.8    72.8    40.4    69.4   445  
    2018                              0.0     0.2    21.0     1.6     2.8    65.4    47.8     5.2    35.2        
 Average     89      58      30      35      21      22      11       9      43      58      90      75     582  
 Std Dev     63      24      23      32      23       5      10       9      38      13     106      30     129