series_1          line,   #      1, #        0.000, #        0.000;
     series_2          line,   #      1, #        0.000, #        0.000;
     series_3          line,   #      1, #        0.000, #        0.000;
     series_4          line,   #      1, #        0.000, #        0.000;
     series_5          line,   #      1, #        0.000, #        0.000;
     series_6          line,   #      1, #        0.000, #        0.000;