UTC-3:   03   06   09   12   15   18   21   24
mdts    123  123  123  123  123  123  122  121
mdww     20   23   25   25   34   51   52   53
shts    0.6  0.6  0.7  0.7  0.7  0.7  0.6  0.6
shww    0.0  0.0  0.0  0.0  0.0  0.0  0.1  0.2