UTC-3:   03   06   09   12   15   18   21   24
mdts    243  239  243  244  249  251  253  254
mdww    236  254  252  268  313  328  313  304
shts    1.1  1.2  1.1  1.0  0.9  0.7  0.7  0.7
shww    1.0  0.6  0.4  0.2  0.0  0.0  0.0  0.0