You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Southampton

Context:
According to 2004 figures, Southampton contributes around £4.2 bn to the regional economy annually. The vast majority of this is from the service sector, with the remainder coming from industry in the city. This figure has almost doubled since 1995.

Question:
What sector puts up most of Southampton's economic contribution?

the service sector