UTC-3:   03   06   09   12   15   18   21   24
mdts    120  120  119  119  118  117  117  117
mdww    152  136  126  118  123  126  124  125
shts    1.1  1.1  1.1  1.1  1.1  1.2  1.1  1.1
shww    0.1  0.1  0.2  0.2  0.1  0.1  0.3  0.4