How many V2 rockets fired?

Could you please clarify the context of the question "How many V2 rockets fired?"? Are you referring to a specific event or time period? The V2 rocket, developed by Nazi Germany during World War II, was a groundbreaking technological advancement for its time. It was used extensively by the Germans to attack targets in Europe, including London. However, without knowing the specific event or time period you're referring to, it's difficult to provide an accurate answer. If you could provide more information, I would be happy to help you with your question.