You’ve got to consider though that it didn’t reach 1000 points until the 80s, and by percentage a 1000 point drop is only -2.5% now when it would have been -10%

You’ve got to consider though that it didn’t reach 1000 points until the 80s, and by percentage a 1000 point drop is only -2.5% now when it would have been -10% back in 2010.