"Everybody predicted an easy journey through the playoffs, but it is not easy," he said.
The publication further predicted continued strong double-digit growth for online videos through 2016.
Dr. Gray did not begin predicting numbers of storms in categories 3 through 5 until last year.
Yet these people are predicting a baby boom halfway through the century.
The system then correctly predicted the popular vote winner in each of the elections of 1984 through 2012, including 2000.
The government is now predicting deficits of more than $100 billion a year through 2011.
Some private economists are now predicting economic expansion through 1989.
With most economists predicting continued growth through the rest of the decade, a series of companies announced investments here last month.
As a result, it can predict the path, or "trace," of the program through successive branches.
It predicted further losses through the rest of the summer and said its plans for expansion were under review.