Yr   M   D    W    Wn     Ws       S     Sn     Ss
 2018  12  1     0     0     0         0      0      0
 2018  12  2     0     0     0         0      0      0
 2018  12  3     -     -     -         -      -      -
 2018  12  4    16     0    16        10      0     10
 2018  12  5    18     0    18        24      0     24
 2018  12  6     -     -     -         -      -      -
 2018  12  7    20     0    20        73      0     73
 2018  12  8    22     0    22        59      0     59
 2018  12  9    13     0    13        18      0     18
 2018  12 10     0     0     0         0      0      0
 2018  12 11    11    11     0        17     17      0
 2018  12 12    11    11     0         3      3      0
 2018  12 13     0     0     0         0      0      0
 2018  12 14     0     0     0         0      0      0
 2018  12 15     0     0     0         0      0      0
 2018  12 16     -     -     -         -      -      -
 2018  12 17     0     0     0         0      0      0
 2018  12 18     0     0     0         0      0      0
 2018  12 19     0     0     0         0      0      0
 2018  12 20     0     0     0         0      0      0
 2018  12 21     -     -     -         -      -      -
 2018  12 22     0     0     0         0      0      0
 2018  12 23     0     0     0         0      0      0
 2018  12 24     0     0     0         0      0      0
 2018  12 25     0     0     0         0      0      0
 2018  12 26     0     0     0         0      0      0
 2018  12 27     0     0     0         0      0      0
 2018  12 28     0     0     0         0      0      0
 2018  12 29     0     0     0         0      0      0
 2018  12 30     0     0     0         0      0      0
 2018  12 31     0     0     0         0      0      0
  W =   4.0    WN =   0.8    WS =   3.2
  S =    7.3   SN =    0.7   SS =    6.6