UTC-3:   03   06   09   12   15   18   21   24
mdts    120  120  120  120  120  117  117  116
mdww     57   72   93  108  106  102  102  113
shts    0.6  0.6  0.7  0.7  0.8  0.9  0.8  0.8
shww    0.1  0.1  0.1  0.3  0.3  0.1  0.1  0.1