UTC-3:   03   06   09   12   15   18   21   24
mdts    264  264  265  266  266  266  265  265
mdww    287  287  288  297  306  306  301  304
shts    1.8  1.9  1.9  2.1  2.0  2.0  1.8  1.7
shww    0.9  0.9  1.0  0.6  0.4  0.3  0.2  0.2