Where do you get the 29% annual growth from? The article you linked to states 1,900% increase over 30 years. That works out to about 10.5% annual growth. That i

Where do you get the 29% annual growth from? The article you linked to states 1,900% increase over 30 years. That works out to about 10.5% annual growth. That is still a decent increase, but no longer that extra-ordinary.