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:
| Team | City | State/Province | League | Est. |
| --- | --- | --- | --- | --- |
| Anaheim Ducks | Anaheim | California | NHL | 1993 |
| Arizona Cardinals | Glendale | Arizona | NFL | 1988 |
| Arizona Diamondbacks | Phoenix | Arizona | MLB | 1998 |
| Atlanta Braves | Atlanta | Georgia | MLB | 1966 |
| Atlanta Falcons | Atlanta | Georgia | NFL | 1966 |
| Atlanta Hawks | Atlanta | Georgia | NBA | 1968 |
| Baltimore Orioles | Baltimore | Maryland | MLB | 1954 |
| Baltimore Ravens | Baltimore | Maryland | NFL | 1996 |
| BC Lions | Vancouver | British Columbia | CFL | 1954 |
| Boston Bruins | Boston | Massachusetts | NHL | 1924 |
| Boston Celtics | Boston | Massachusetts | NBA | 1946 |
| Boston Red Sox | Boston | Massachusetts | MLB | 1901 |
| Brooklyn Nets | Brooklyn | New York | NBA | 1967 |
| Buffalo Bills | Orchard Park | New York | NFL | 1960 |
| Buffalo Sabres | Buffalo | New York | NHL | 1970 |
| Calgary Flames | Calgary | Alberta | NHL | 1980 |
| Calgary Stampeders | Calgary | Alberta | CFL | 1945 |
| Carolina Hurricanes | Raleigh | North Carolina | NHL | 1997 |
| Carolina Panthers | Charlotte | North Carolina | NFL | 1995 |
| C.D. Chivas USA | Carson | California | MLS | 2004 |
| Charlotte Bobcats | Charlotte | North Carolina | NBA | 2004 |
| Chicago Bears | Chicago | Illinois | NFL | 1920 |
| Chicago Blackhawks | Chicago | Illinois | NHL | 1926 |
| Chicago Bulls | Chicago | Illinois | NBA | 1966 |
| Chicago Cubs | Chicago | Illinois | MLB | 1874 |
| Chicago Fire | Bridgeview | Illinois | MLS | 1997 |
| Chicago White Sox | Chicago | Illinois | MLB | 1901 |
| Cincinnati Bengals | Cincinnati | Ohio | NFL | 1968 |
| Cincinnati Reds | Cincinnati | Ohio | MLB | 1882 |
| Cleveland Browns | Cleveland | Ohio | NFL | 1946 |
| Cleveland Cavaliers | Cleveland | Ohio | NBA | 1970 |
| Cleveland Indians | Cleveland | Ohio | MLB | 1901 |
| Colorado Avalanche | Denver | Colorado | NHL | 1995 |
| Colorado Rapids | Commerce City | Colorado | MLS | 1996 |
| Colorado Rockies | Denver | Colorado | MLB | 1993 |
| Columbus Blue Jackets | Columbus | Ohio | NHL | 2000 |
| Columbus Crew | Columbus | Ohio | MLS | 1996 |
| FC Dallas | Frisco | Texas | MLS | 1996 |
| Dallas Cowboys | Arlington | Texas | NFL | 1960 |
| Dallas Mavericks | Dallas | Texas | NBA | 1980 |
| Dallas Stars | Dallas | Texas | NHL | 1993 |
| D.C. United | Washington | District of Columbia | MLS | 1996 |
| Denver Broncos | Denver | Colorado | NFL | 1960 |
| Denver Nuggets | Denver | Colorado | NBA | 1967 |
| Detroit Lions | Detroit | Michigan | NFL | 1934 |
| Detroit Pistons | Detroit | Michigan | NBA | 1957 |
| Detroit Red Wings | Detroit | Michigan | NHL | 1926 |
| Detroit Tigers | Detroit | Michigan | MLB | 1901 |
| Edmonton Eskimos | Edmonton | Alberta | CFL | 1949 |
| Edmonton Oilers | Edmonton | Alberta | NHL | 1972 |
| Florida Panthers | Sunrise | Florida | NHL | 1993 |
| Golden State Warriors | Oakland | California | NBA | 1971 |
| Green Bay Packers | Green Bay | Wisconsin | NFL | 1921 |
| Hamilton Tiger-Cats | Hamilton | Ontario | CFL | 1950 |
| Houston Astros | Houston | Texas | MLB | 1962 |
| Houston Dynamo | Houston | Texas | MLS | 2006 |
| Houston Rockets | Houston | Texas | NBA | 1971 |
| Houston Texans | Houston | Texas | NFL | 2002 |
| Indiana Pacers | Indianapolis | Indiana | NBA | 1967 |
| Indianapolis Colts | Indianapolis | Indiana | NFL | 1984 |
| Jacksonville Jaguars | Jacksonville | Florida | NFL | 1995 |
| Sporting Kansas City | Kansas City | Kansas | MLS | 1996 |
| Kansas City Chiefs | Kansas City | Missouri | NFL | 1963 |
| Kansas City Royals | Kansas City | Missouri | MLB | 1969 |
| Los Angeles Angels of Anaheim | Anaheim | California | MLB | 1961 |
| Los Angeles Clippers | Los Angeles | California | NBA | 1984 |
| Los Angeles Dodgers | Los Angeles | California | MLB | 1958 |
| Los Angeles Galaxy | Carson | California | MLS | 1996 |
| Los Angeles Kings | Los Angeles | California | NHL | 1967 |
| Los Angeles Lakers | Los Angeles | California | NBA | 1960 |
| Memphis Grizzlies | Memphis | Tennessee | NBA | 2001 |
| Miami Dolphins | Miami Gardens | Florida | NFL | 1966 |
| Miami Heat | Miami | Florida | NBA | 1988 |
| Miami Marlins | Miami | Florida | MLB | 1993 |
| Milwaukee Brewers | Milwaukee | Wisconsin | MLB | 1970 |
| Milwaukee Bucks | Milwaukee | Wisconsin | NBA | 1968 |
| Minnesota Timberwolves | Minneapolis | Minnesota | NBA | 1989 |
| Minnesota Twins | Minneapolis | Minnesota | MLB | 1961 |
| Minnesota Vikings | Minneapolis | Minnesota | NFL | 1961 |
| Minnesota Wild | St. Paul | Minnesota | NHL | 2000 |
| Montreal Alouettes | Montreal | Quebec | CFL | 1946/1996 |
| Montreal Canadiens | Montreal | Quebec | NHL | 1909 |
| Montreal Impact | Montreal | Quebec | MLS | 2012 |
| Nashville Predators | Nashville | Tennessee | NHL | 1998 |
| New England Patriots | Foxborough | Massachusetts | NFL | 1960 |
| New England Revolution | Foxborough | Massachusetts | MLS | 1996 |
| New Jersey Devils | Newark | New Jersey | NHL | 1982 |
| New Orleans Pelicans | New Orleans | Louisiana | NBA | 2002 |
| New Orleans Saints | New Orleans | Louisiana | NFL | 1967 |
| New York City FC | New York City | New York | MLS | 2015 |
| New York Giants | East Rutherford | New Jersey | NFL | 1925 |
| New York Islanders | Uniondale | New York | NHL | 1972 |
| New York Jets | East Rutherford | New Jersey | NFL | 1960 |
| New York Knicks | New York City | New York | NBA | 1946 |
| New York Mets | New York City | New York | MLB | 1962 |
| New York Rangers | New York City | New York | NHL | 1926 |
| New York Red Bulls | Harrison | New Jersey | MLS | 1996 |
| New York Yankees | New York City | New York | MLB | 1903 |
| Oakland Athletics | Oakland | California | MLB | 1968 |
| Oakland Raiders | Oakland | California | NFL | 1960/1995 |
| Oklahoma City Thunder | Oklahoma City | Oklahoma | NBA | 2008 |
| Orlando Magic | Orlando | Florida | NBA | 1989 |
| Ottawa RedBlacks | Ottawa | Ontario | CFL | 2014 |
| Ottawa Senators | Ottawa | Ontario | NHL | 1992 |
| Philadelphia 76ers | Philadelphia | Pennsylvania | NBA | 1963 |
| Philadelphia Eagles | Philadelphia | Pennsylvania | NFL | 1933 |
| Philadelphia Flyers | Philadelphia | Pennsylvania | NHL | 1967 |
| Philadelphia Phillies | Philadelphia | Pennsylvania | MLB | 1883 |
| Philadelphia Union | Chester | Pennsylvania | MLS | 2010 |
| Phoenix Coyotes | Glendale | Arizona | NHL | 1996 |
| Phoenix Suns | Phoenix | Arizona | NBA | 1968 |
| Pittsburgh Penguins | Pittsburgh | Pennsylvania | NHL | 1967 |
| Pittsburgh Pirates | Pittsburgh | Pennsylvania | MLB | 1882 |
| Pittsburgh Steelers | Pittsburgh | Pennsylvania | NFL | 1933 |
| Portland Trail Blazers | Portland | Oregon | NBA | 1970 |
| Portland Timbers | Portland | Oregon | MLS | 2011 |
| Sacramento Kings | Sacramento | California | NBA | 1985 |
| Real Salt Lake | Sandy | Utah | MLS | 2005 |
| San Antonio Spurs | San Antonio | Texas | NBA | 1973 |
| San Diego Chargers | San Diego | California | NFL | 1961 |
| San Diego Padres | San Diego | California | MLB | 1969 |
| San Francisco 49ers | San Francisco | California | NFL | 1946 |
| San Francisco Giants | San Francisco | California | MLB | 1958 |
| San Jose Earthquakes | San Jose | California | MLS | 1996 |
| San Jose Sharks | San Jose | California | NHL | 1991 |
| Saskatchewan Roughriders | Regina | Saskatchewan | CFL | 1910 |
| St. Louis Blues | St. Louis | Missouri | NHL | 1967 |
| St. Louis Cardinals | St. Louis | Missouri | MLB | 1882 |
| St. Louis Rams | St. Louis | Missouri | NFL | 1995 |
| Seattle Mariners | Seattle | Washington | MLB | 1977 |
| Seattle Seahawks | Seattle | Washington | NFL | 1976 |
| Seattle Sounders FC | Seattle | Washington | MLS | 2009 |
| Tampa Bay Buccaneers | Tampa | Florida | NFL | 1976 |
| Tampa Bay Lightning | Tampa | Florida | NHL | 1993 |
| Tampa Bay Rays | St. Petersburg | Florida | MLB | 1998 |
| Tennessee Titans | Nashville | Tennessee | NFL | 1997 |
| Texas Rangers | Arlington | Texas | MLB | 1972 |
| Toronto Argonauts | Toronto | Ontario | CFL | 1873 |
| Toronto Blue Jays | Toronto | Ontario | MLB | 1977 |
| Toronto FC | Toronto | Ontario | MLS | 2007 |
| Toronto Maple Leafs | Toronto | Ontario | NHL | 1917 |
| Toronto Raptors | Toronto | Ontario | NBA | 1995 |
| Utah Jazz | Salt Lake City | Utah | NBA | 1979 |
| Vancouver Canucks | Vancouver | British Columbia | NHL | 1970 |
| Vancouver Whitecaps FC | Vancouver | British Columbia | MLS | 2011 |
| Washington Capitals | Washington | District of Columbia | NHL | 1974 |
| Washington Nationals | Washington | District of Columbia | MLB | 2005 |
| Washington Redskins | Landover | Maryland | NFL | 1937 |
| Washington Wizards | Washington | District of Columbia | NBA | 1973 |
| Winnipeg Blue Bombers | Winnipeg | Manitoba | CFL | 1930 |
| Winnipeg Jets | Winnipeg | Manitoba | NHL | 2011 |
Question:
In what year was the NFL team in chicago illinois established?
Answer:
1920.0