which stadiums are there?
workers stadium, 33,342, development area stadium, 10,067, helong stadium, 10,152, chongqing olympic sports center, 11,433, jinzhou stadium, 12,307, yellow dragon stadium, 14,550, hanghai stadium, 18,630, nanjing olympic stadium, 10,667, shenyang tiexi stadium, 10,100, nanchang bayi stadium, 11,680, qingdao tiantai stadium, 6,247, shaanxi province stadium, 28,053, shandong provincial stadium, 15,901, hongkou stadium, 12,963, shenzhen stadium, 12,439, teda football stadium, 14,757
what the lowest average attendance?
6,247
which stadium has that amount of attendance?
qingdao tiantai stadium