Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Sportsperson | Nationality | Team | Competition , federation , or league | Sport |
| --- | --- | --- | --- | --- | --- |
| 1993.0 | Gary Sheffield | United States | San Diego Padres | Major League Baseball | Baseball |
| 1994.0 | Mike Piazza | United States | Los Angeles Dodgers | Major League Baseball | Baseball |
| 1995.0 | Jeff Bagwell | United States | Houston Astros | Major League Baseball | Baseball |
| 1996.0 | Hideo Nomo | Japan | Los Angeles Dodgers | Major League Baseball | Baseball |
| 1997.0 | Tiger Woods | United States | not applicable | PGA Tour | Golf |
| 1998.0 | Nomar Garciaparra | United States | Boston Red Sox | Major League Baseball | Baseball |
| 1999.0 | Randy Moss | United States | Minnesota Vikings | National Football League | American football |
| 2000.0 | Kurt Warner | United States | St. Louis Rams | National Football League | American football |
| 2001.0 | Daunte Culpepper | United States | Minnesota Vikings | National Football League | American football |
| 2002.0 | Tom Brady | United States | New England Patriots | National Football League | American football |
| 2003.0 | Alfonso Soriano | Dominican Republic | New York Yankees | Major League Baseball | Baseball |
| 2004.0 | LeBron James | United States | Cleveland Cavaliers | National Basketball Association | Basketball |
| 2005.0 | Dwyane Wade | United States | Miami Heat | National Basketball Association | Basketball |
| 2006.0 | Chris Paul | United States | New Orleans Hornets | National Basketball Association | Basketball |
| 2007.0 | Devin Hester | United States | Chicago Bears | National Football League | American football |
| 2008.0 | Adrian Peterson | United States | Minnesota Vikings | National Football League | American football |
| 2009.0 | Matt Ryan | United States | Atlanta Falcons | National Football League | American football |
| 2010.0 | Chris Johnson | United States | Tennessee Titans | National Football League | American football |
| 2011.0 | Blake Griffin | United States | Los Angeles Clippers | National Basketball Association | Basketball |
| 2012.0 | Jeremy Lin | United States | New York Knicks | National Basketball Association | Basketball |
| 2013.0 | Colin Kaepernick | United States | San Francisco 49ers | National Football League | American football |
Question:
How many years has the winner been a member of the National Football League?
Answer:
2005.4444444444443