UTC-3:   03   06   09   12   15   18   21   24
mdts    112  112  112  112  111  112  112  113
mdww    112  112  112  112  114  119  122  124
shts    1.3  1.3  1.3  1.2  1.1  1.2  1.1  1.1
shww    1.0  0.9  0.7  0.8  0.7  0.4  0.3  0.4