UTC-3:   03   06   09   12   15   18   21   24
mdts    239  239  254  250  252  254  254  254
mdww    269  262  258  263  269  266  275  301
shts    0.9  0.8  2.1  2.2  2.4  2.5  2.6  2.5
shww    2.2  2.6  2.0  1.8  1.4  1.3  0.7  0.2