[holowoodman]

Thanks. Those are much better than the graph trash in the original article.

[Filligree]

Though the graph is ten years old. Why is it so hard to find recent data? :-(

[donaldihunter]

This is the most recent version I have found:

https://svs.gsfc.nasa.gov/5190/

[andersonpico]

this is incredible graph work (despite the bleak subject)

[overtone1000]

The final rotation around the horizontal axis was brilliant.