Question: How long was the NBA career of the player named NBA Finals MVP in the 1999 NBA Playoffs ?

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Tim Duncan: Timothy Theodore Duncan (born April 25, 1976) is an American retired professional basketball player who played his entire 19-year career with the San Antonio Spurs of the National Basketball Association (NBA).  Widely considered to be the greatest power forward of all time, he is a five-time NBA champion, two-time NBA MVP, three-time NBA Finals MVP, NBA All-Star Game MVP and NBA Rookie of the Year.  He is also a 15-time NBA All-Star and the only player to be selected to both the All-NBA and All-Defensive Teams in all of his first 13 seasons.

1975 NBA Playoffs: The 1975 NBA Playoffs was the postseason tournament of the National Basketball Association's 1974–75 season.  The tournament concluded with the Western Conference champion Golden State Warriors defeating the Eastern Conference champion Washington Bullets 4 games to 0 in the NBA Finals.  Rick Barry was named NBA Finals MVP.  The Warriors won their third NBA title and first since 1956 as the Philadelphia Warriors.

1998 NBA Playoffs: The 1998 NBA Playoffs was the postseason tournament of the National Basketball Association's 1997-98 season.  The tournament concluded with the Eastern Conference champion Chicago Bulls defeating the Western Conference champion Utah Jazz 4 games to 2 in the NBA Finals.  The Bulls also achieved a second three peat, a goal unrivaled since the Boston Celtics in 1966.  The 1998 playoffs was the last involving the Jordan-led Bulls (Chicago didn't make the playoffs again until 2005).  Michael Jordan was named NBA Finals MVP for the sixth and final time.

1973 NBA Playoffs: The 1973 NBA Playoffs was the postseason tournament of the National Basketball Association's 1972–73 season.  The tournament concluded with the Eastern Conference champion New York Knicks defeating the Western Conference champion Los Angeles Lakers 4 games to 1 in the NBA Finals.  The Knicks won their second (and most recent) NBA title.  Willis Reed became the first player to be named NBA Finals MVP twice.

1993 NBA Playoffs: The 1993 NBA Playoffs was the postseason tournament of the National Basketball Association's 1992–93 season.  The tournament concluded with the Eastern Conference champion Chicago Bulls defeating the Western Conference champion Phoenix Suns 4 games to 2 in the NBA Finals.  Michael Jordan was named NBA Finals MVP for the third straight year.  This was the Suns' second Western Conference title; they made their first NBA Finals appearance since 1976, losing to the Boston Celtics.

1987 NBA Playoffs: The 1987 NBA Playoffs was the postseason tournament of the National Basketball Association's 1986–87 season.  The tournament concluded with the Western Conference champion Los Angeles Lakers defeating the Eastern Conference champion Boston Celtics 4 games to 2 in the NBA Finals.  The Lakers earned their 10th NBA championship, and Magic Johnson was named NBA Finals MVP for a then-record third time.

1979 NBA Playoffs: The 1979 NBA Playoffs was the postseason tournament of the National Basketball Association’s 1978–79 season.  The tournament concluded with the Western Conference champion Seattle SuperSonics defeating the Eastern Conference champion Washington Bullets 4 games to 1 in the NBA Finals.  The Sonics earned their only NBA title.  Dennis Johnson was named NBA Finals MVP.

1978 NBA Playoffs: The 1978 NBA Playoffs was the postseason tournament of the National Basketball Association's 1977-78 season.  The tournament concluded with the Eastern Conference champion Washington Bullets defeating the Western Conference champion Seattle SuperSonics 4 games to 3 in the NBA Finals.  Wes Unseld was named NBA Finals MVP.  To date, it remains the only NBA title that the Bullets (since renamed the Wizards) have won.

1977 NBA Playoffs: The 1977 NBA playoffs was the postseason tournament of the National Basketball Association's 1976–77 season.  The tournament concluded with the Western Conference champion Portland Trail Blazers defeating the Eastern Conference champion Philadelphia 76ers 4 games to 2 in the NBA Finals.  It was Portland's first (and so far , only) NBA title.  Bill Walton was named NBA Finals MVP.

1999 NBA Playoffs: The 1999 NBA Playoffs was the postseason tournament of the National Basketball Association's 1998-99 season.  The tournament concluded with the Western Conference champion San Antonio Spurs defeating the Eastern Conference champion New York Knicks 4 games to 1.  Tim Duncan was named NBA Finals MVP.

Supporting paragraphs: 1999 NBA Playoffs Tim Duncan
Answer: 19-year