>>this fraction has grown 28% since 1990 Is 28% growth over 25 years significant? How did the growth in the last 10 years look? Somehow the algebra in the arti

>>this fraction has grown 28% since 1990 Is 28% growth over 25 years significant? How did the growth in the last 10 years look? Somehow the algebra in the article makes for a far more moot point.