UTC-3:   03   06   09   12   15   18   21   24
mdts    112  112  112  113  112  111  111  112
mdww    111  111  111  111  110  113  121  123
shts    1.4  1.3  1.3  1.2  1.3  1.5  1.4  1.3
shww    1.0  1.0  1.0  1.2  1.1  0.7  0.4  0.4