UTC-3:   03   06   09   12   15   18   21   24
mdts    118  118  118  118  118  119  119  119
mdww     20   17   14   10    8    7    9    7
shts    0.9  0.9  1.0  1.0  1.0  0.9  1.0  1.0
shww    0.2  0.2  0.2  0.2  0.2  0.2  0.1  0.0