But two weeks after the attacks, beer sales were down 2.1 percent.
He said the action was taken because beer sales are very price sensitive.
Total beer sales rose only 3 percent nationwide in the same period.
The fall was seen in beer sales at restaurants and bars.
He felt that the coffee cup was hurting his beer sales.
Some allow beer sales, but only if it is not refrigerated.
Beer sales were banned after that incident for two games.
As a result, beer sales will stop when the game clock hits 10 minutes before the end of the third quarter.
In 1989, beer sales rose about four-tenths of 1 percent.
Despite an overall drop in beer sales, real ale has increased its market share.