UTC-3:   03   06   09   12   15   18   21   24
mdts    252  252  252  253  253  254  253  254
mdww    234  238  263  265  283  323  272   15
shts    1.2  1.3  1.4  1.4  1.4  1.3  1.2  1.1
shww    0.2  0.3  0.1  0.3  0.2  0.1  0.1  0.1