Yes it's true the model only uses data up to 2002. To include the latest world records one would have to fit a new model, that is, the parameters would change, resulting in a different curve.

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## Yes it's true the model only

Yes it's true the model only uses data up to 2002. To include the latest world records one would have to fit a new model, that is, the parameters would change, resulting in a different curve.