Detailed Instructions: In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.
Q: Context: the Nuggets acquired Nick Van Exel Link Information: On June 24, 1998, after five seasons as the starting point guard, Van Exel was traded to the Denver Nuggets for Tony Battie and the draft rights to Tyronn Lue.

Playing on a Nuggets team which was one of the worst in the league, Van Exel achieved several career highs. Over four seasons he put up averages of 17.7 ppg and 8.4 apg, averaging 21.4 ppg through 45 games of the 2001–02 season.

On February 21, 2002, he was traded by the Nuggets along with Raef LaFrentz, Avery Johnson, and Tariq Abdul-Wahad to the Dallas Mavericks for Juwan Howard, Donnell Harvey, Tim Hardaway, and a 2002 first-round pick. Answer: four
A:
How many years did Nick Van Exel play for the Nuggets?