UTC-3:   03   06   09   12   15   18   21   24
mdts    115  115  115  115  115  116  115  113
mdww    121  123  125  128  123  120  116  119
shts    1.1  1.1  1.1  1.1  1.1  1.0  1.1  1.2
shww    0.7  0.4  0.5  0.4  0.6  0.5  0.7  0.6