<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (March 2013) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (March 2013) (Learn how and when to remove this template message) </Td> </Tr> <Table> Silver Dollar City <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Location </Th> <Td> Branson, Missouri, U.S. </Td> </Tr> <Tr> <Th> Coordinates </Th> <Td> 36 ° 40 ′ 02" N 93 ° 20 ′ 20" W ﻿ / ﻿ 36.6671 ° N 93.3389 ° W ﻿ / 36.6671; - 93.3389 Coordinates: 36 ° 40 ′ 02" N 93 ° 20 ′ 20" W ﻿ / ﻿ 36.6671 ° N 93.3389 ° W ﻿ / 36.6671; - 93.3389 </Td> </Tr> <Tr> <Th> Owner </Th> <Td> Herschend Family Entertainment </Td> </Tr> <Tr> <Th> General Manager </Th> <Td> Brad Thomas </Td> </Tr> <Tr> <Th> Opened </Th> <Td> May 1, 1960 (57 years ago) (1960 - 05 - 01) </Td> </Tr> <Tr> <Th> Operating season </Th> <Td> March--December </Td> </Tr> <Tr> <Th> Visitors per annum </Th> <Td> 2 million </Td> </Tr> <Tr> <Th> Area </Th> <Td> 61 acres (250,000 m) </Td> </Tr> <Tr> <Th_colspan="2"> Rides </Th> </Tr> <Tr> <Th> Total </Th> <Td> 31 </Td> </Tr> <Tr> <Th> Roller coasters </Th> <Td> 6 </Td> </Tr> <Tr> <Th> Water rides </Th> <Td> </Td> </Tr> <Tr> <Th> Website </Th> <Td> http://www.bransonsilverdollarcity.com </Td> </Tr> </Table> <Tr> <Th> Location </Th> <Td> Branson, Missouri, U.S. </Td> </Tr>

How many roller coasters does silver dollar city have