UTC-3:   03   06   09   12   15   18   21   24
mdts    112  112  113  113  114  114  115  115
mdww    115  122  120  116  115  112  111  109
shts    1.2  1.5  1.3  1.3  1.3  1.3  1.2  1.2
shww    1.0  0.4  0.4  0.5  0.4  0.5  0.6  0.5