In fact, it sounds like the 40% includes all exits, including those that returned only 1x. That would mean that the 60% is all 0s, and that the chart shows a n

In fact, it sounds like the 40% includes all exits, including those that returned only 1x. That would mean that the 60% is all 0s, and that the chart shows a negative total return in all rows, without even discounting for the holding period.