Complex sentence: According to the graph, the CPI stabilized during the 1990s at a fairly low rate-never going above 5 percent during the Clinton presidency-which some would say is the result of the president's appointment of tight money proponents onto the Fed's board.
Split into simpler sentences: According to the graph the CPI stabilized during the 1990s at a fairly low rate never going above 5 percent during the Clinton presidency. Which some would say is the result of the Presidents appointment of tight money proponents onto the Fed's board.