<P> The Eden Course opened in 1914 after demand on the existing courses grew . It was designed by Harry Colt, and alterations in 1989 by Donald Steel maintain Colt's standards . It was named after the Eden estuary by which it resides, as the profits from mussels collected there once made up an important part of the St Andrews economy . </P> <Table> The Eden Course <Tr> <Th> Tee </Th> <Th> Rating / Slope </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> 5 </Th> <Th> 6 </Th> <Th> 7 </Th> <Th> 8 </Th> <Th> 9 </Th> <Th> Out </Th> <Th> 10 </Th> <Th> 11 </Th> <Th> 12 </Th> <Th> 13 </Th> <Th> 14 </Th> <Th> 15 </Th> <Th> 16 </Th> <Th> 17 </Th> <Th> 18 </Th> <Th> In </Th> <Th> Total </Th> </Tr> <Tr> <Th> White </Th> <Th> 70.6 / 125 </Th> <Th> 326 </Th> <Th> 449 </Th> <Th> 417 </Th> <Th> 273 </Th> <Th> 144 </Th> <Th> 407 </Th> <Th> 346 </Th> <Th> 178 </Th> <Th> 505 </Th> <Th> 3045 </Th> <Th> 196 </Th> <Th> 375 </Th> <Th> 341 </Th> <Th> 422 </Th> <Th> 350 </Th> <Th> 170 </Th> <Th> 568 </Th> <Th> 432 </Th> <Th> 351 </Th> <Th> 3205 </Th> <Th> 6250 </Th> </Tr> <Tr> <Th> Yellow </Th> <Th> 68.9 / 121 </Th> <Th> 301 </Th> <Th> 438 </Th> <Th> 402 </Th> <Th> 251 </Th> <Th> 125 </Th> <Th> 376 </Th> <Th> 307 </Th> <Th> 155 </Th> <Th> 484 </Th> <Th> 2839 </Th> <Th> 187 </Th> <Th> 364 </Th> <Th> 326 </Th> <Th> 404 </Th> <Th> 334 </Th> <Th> 151 </Th> <Th> 523 </Th> <Th> 407 </Th> <Th> 334 </Th> <Th> 3030 </Th> <Th> 5869 </Th> </Tr> <Tr> <Th> Par </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> 5 </Th> <Th> 35 </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> 5 </Th> <Th> </Th> <Th> </Th> <Th> 35 </Th> <Th> 70 </Th> </Tr> <Tr> <Th> Ladies' </Th> <Th> 72.1 / 122 </Th> <Th> 270 </Th> <Th> 438 </Th> <Th> 402 </Th> <Th> 240 </Th> <Th> 119 </Th> <Th> 371 </Th> <Th> 291 </Th> <Th> 139 </Th> <Th> 466 </Th> <Th> 2736 </Th> <Th> 148 </Th> <Th> 327 </Th> <Th> 283 </Th> <Th> 404 </Th> <Th> 316 </Th> <Th> 108 </Th> <Th> 433 </Th> <Th> 378 </Th> <Th> 317 </Th> <Th> 2714 </Th> <Th> 5450 </Th> </Tr> <Tr> <Th> Par </Th> <Th> Ladies' </Th> <Th> </Th> <Th> 5 </Th> <Th> 5 </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> 5 </Th> <Th> 37 </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> 5 </Th> <Th> </Th> <Th> </Th> <Th> 5 </Th> <Th> </Th> <Th> </Th> <Th> 36 </Th> <Th> 73 </Th> </Tr> </Table> <Tr> <Th> Tee </Th> <Th> Rating / Slope </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> </Th> <Th> 5 </Th> <Th> 6 </Th> <Th> 7 </Th> <Th> 8 </Th> <Th> 9 </Th> <Th> Out </Th> <Th> 10 </Th> <Th> 11 </Th> <Th> 12 </Th> <Th> 13 </Th> <Th> 14 </Th> <Th> 15 </Th> <Th> 16 </Th> <Th> 17 </Th> <Th> 18 </Th> <Th> In </Th> <Th> Total </Th> </Tr> <Tr> <Th> White </Th> <Th> 70.6 / 125 </Th> <Th> 326 </Th> <Th> 449 </Th> <Th> 417 </Th> <Th> 273 </Th> <Th> 144 </Th> <Th> 407 </Th> <Th> 346 </Th> <Th> 178 </Th> <Th> 505 </Th> <Th> 3045 </Th> <Th> 196 </Th> <Th> 375 </Th> <Th> 341 </Th> <Th> 422 </Th> <Th> 350 </Th> <Th> 170 </Th> <Th> 568 </Th> <Th> 432 </Th> <Th> 351 </Th> <Th> 3205 </Th> <Th> 6250 </Th> </Tr>

How many courses are there at st andrews