I don't think I'm missing anything. What I was saying was that, from their chart at least, the current level appears to be completely normal or perhaps only sli

I don't think I'm missing anything. What I was saying was that, from their chart at least, the current level appears to be completely normal or perhaps only slightly high. I'm willing to admit that their chart could be misleading, but they failed to clearly make their point and really didn't convince me that anything unusual is going on.