Question: How many people can be seated in the stadium where the 2001 Copa del Rey Final took place?

Context paragraphs:
Estadio de La Cartuja: Estadio La Cartuja de Sevilla, also known as Estadio Olímpico de Sevilla is a multi-purpose stadium situated in the Isla de la Cartuja in Seville, Spain.  It is used mostly for football and it is commonly referred to as simply 'la Cartuja'.  It was completed in 1999 for the World Championships in Athletics and seats 60,000 people.  It was the venue for the 2003 UEFA Cup Final between Celtic and Porto.

2015 Copa del Rey Final: The 2015 Copa del Rey Final was a football match on 30 May 2015 to decide the winner of the 2014–15 Copa del Rey, the 113th edition of the Copa del Rey, Spain's primary football cup.

2001 Copa del Rey Final: The 2001 Copa del Rey Final took place on 30 June 2001 at the Estadio de La Cartuja, Sevilla.  The match was contested by Celta de Vigo and Real Zaragoza, and it was refereed by José María García-Aranda.  Real Zaragoza lifted the trophy for the fifth time in their history with a 3-1 victory over Celta de Vigo.

2011–12 Copa del Rey de Futsal: The 2011–12 Copa del Rey was the 2nd staging of the Copa del Rey de Futsal.  The competition began on October 8, 2011 and finished with the final on May 15, 2012.  The final took place at Pabellón Fernando Argüelles in Antequera, Andalusia.

2011 Copa del Rey Final: The 2011 Copa del Rey Final was the 109th final since its establishment.  The match was a traditional 'El Clásico' rivalry between Barcelona and Real Madrid which took place on 20 April 2011 at the Mestalla Stadium, making it the sixth such Copa del Rey final (the last one was played also in Valencia on 5 April 1990), just four days after the two teams played each other in La Liga and seven days before they played each other in the UEFA Champions League first leg semi-final.

2014 Copa del Rey Final: The 2014 Copa del Rey Final was the 112th final of Spain's premier football cup since its establishment.  The match was an "El Clásico" between Real Madrid and Barcelona on 16 April 2014 at Mestalla in Valencia, making it the seventh such Copa del Rey final (the last one was also played at the Mestalla on 20 April 2011).  Real Madrid won the cup for the 19th time after a 2–1 win.

2015 Supercopa de España: The 2015 Supercopa de España was a two-legged football match-up that was played in August 2015 between Athletic Bilbao, runners-up of the 2014–15 Copa del Rey, and Barcelona, the champions of 2014–15 La Liga and the 2014–15 Copa del Rey.  It was also a repetition of the 2015 Copa del Rey Final.

2013–14 Copa del Rey: The 2013–14 Copa del Rey was the 112th staging of the Copa del Rey.  The competition began on 4 September 2013 and ended on 16 April 2014 with the final.  The final took place at Mestalla in Valencia, and saw Real Madrid defeat Barcelona 2–1 to win their 19th title in the competition.  The winners assured a place for the group stage of the 2014–15 UEFA Europa League.

1903 Copa del Rey Final: The 1903 Copa del Rey Final was the first final of the Copa del Rey, the Spanish football cup competition.  The match took place on 8 April 1903 at the Hipódromo, Madrid.  The match was contested by Athletic Bilbao and Madrid CF.

1907 Copa del Rey Final: The 1907 Copa del Rey Final was the 5th final of the Copa del Rey, the Spanish football cup competition.  The match took place on 30 March 1907 at the Hipódromo, Madrid.  The match was contested by Club Bizcaya and Madrid CF.

Supporting paragraphs: 2001 Copa del Rey Final Estadio de La Cartuja
Answer: 60,000