date increments x-axis
I'd like to set specific date increments, starting at a specific date and then every 6 months (even if there are data gaps), on the x-axis of a graph with a secondary y axis. However, only numerical increments are available on the axis settings. I suspect it has to do with how the column "date" is defined, but I just can't seem to figure out the correct set up. The data table and graph are atta...