UTC-3:   03   06   09   12   15   18   21   24
mdts    120  120  120  120  120  118  115  114
mdww     63   75   91   99  102  106  106  111
shts    0.6  0.6  0.6  0.7  0.8  0.8  0.9  0.9
shww    0.2  0.2  0.3  0.3  0.4  0.4  0.2  0.1