Context: Retailers, sporting goods makers, and other businesses benefit from extra afternoon sunlight, as it induces customers to shop and to participate in outdoor afternoon sports. In 1984, Fortune magazine estimated that a seven-week extension of DST would yield an additional $30 million for 7-Eleven stores, and the National Golf Foundation estimated the extension would increase golf industry revenues $200 million to $300 million. A 1999 study estimated that DST increases the revenue of the European Union's leisure sector by about 3%.

Question: What category of goods that are used in outdoor activities benefit from the extra hour of daylight from DST?
Answer: sporting goods

Question: What organization predicted a $100 million increase for the golf sector because of extended DST?
Answer: the National Golf Foundation

Question: What year did Fortune magazine make predictions about the increased revenue an extended daylight savings would provide?
Answer: 1984

Question: According to a study in 1999, daylight savings has caused what approximate percentage of increase in leisure industry revenue in the European Union?
Answer: 3%

Question: How much extra money from DST did Fortune predict for 7-Eleven on account of DST?
Answer: $30 million