track name            location                length  seating  year opened  year acquired
0                auto club speedway        fontana , ca                     -    92000         1997           1999
1              chicagoland speedway         joliet , il                     -    75000         2001           2007
2                darlington raceway     darlington , sc                     -    63000         1950           1982
3    daytona international speedway  daytona beach , fl                     -   168000         1959           1959
4        homestead - miami speedway      homestead , fl                     -    65000         1995           1999
5                   kansas speedway    kansas city , ks                     -    81687         2001           2001
6             martinsville speedway       ridgeway , va                     -    65000         1947           2004
7   michigan international speedway       brooklyn , mi                     -   137243         1968           1999
8     phoenix international raceway       avondale , az                     -    76812         1964           1997
9    richmond international raceway       richmond , va                     -   107097         1946           1999
10                 route 66 raceway         joliet , il  miles (km) dragstrip    30000         1998           2007
11          talladega superspeedway      talladega , al                     -   175000         1969           1969

Table as JSON:
{"track name":{"0":"auto club speedway","1":"chicagoland speedway","2":"darlington raceway","3":"daytona international speedway","4":"homestead - miami speedway","5":"kansas speedway","6":"martinsville speedway","7":"michigan international speedway","8":"phoenix international raceway","9":"richmond international raceway","10":"route 66 raceway","11":"talladega superspeedway"},"location":{"0":"fontana , ca","1":"joliet , il","2":"darlington , sc","3":"daytona beach , fl","4":"homestead , fl","5":"kansas city , ks","6":"ridgeway , va","7":"brooklyn , mi","8":"avondale , az","9":"richmond , va","10":"joliet , il","11":"talladega , al"},"length":{"0":"-","1":"-","2":"-","3":"-","4":"-","5":"-","6":"-","7":"-","8":"-","9":"-","10":"miles (km) dragstrip","11":"-"},"seating":{"0":92000,"1":75000,"2":63000,"3":168000,"4":65000,"5":81687,"6":65000,"7":137243,"8":76812,"9":107097,"10":30000,"11":175000},"year opened":{"0":1997,"1":2001,"2":1950,"3":1959,"4":1995,"5":2001,"6":1947,"7":1968,"8":1964,"9":1946,"10":1998,"11":1969},"year acquired":{"0":1999,"1":2007,"2":1982,"3":1959,"4":1999,"5":2001,"6":2004,"7":1999,"8":1997,"9":1999,"10":2007,"11":1969}}