UTC-3:   03   06   09   12   15   18   21   24
mdts    120  120  120  121  121  121  120  120
mdww    144  155  154  160  157  133  134  136
shts    1.3  1.2  1.2  1.2  1.1  1.2  1.3  1.3
shww    0.2  0.3  0.3  0.3  0.3  0.7  0.5  0.4