The number of fireworks that are used at Walt Disney World Day in a year is not published. However, they usually have more than 1,000 displays in a year. The World Disney in Orlando opened in October 1st 1971.
The Walt Disney World Resort is the largest consumer of fireworks in the world. The Resort uses roughly 1 million shells a year. Wishes at the Magic Kingdom uses around 683 shells per show and Illuminations at Epcot uses 1,105 per show. The holiday shows use way more that the usual amounts.