Solve the following sql problem:
How many papers were published in International Workshop on Inductive Logic Programming from 2001 to 2009?

Schema:
SCHEMA:
- Table: Author
  - Column: Id
    - Samples: [9, 14, 15, 25, 37]
  - Column: Name
    - Samples: [Ernest Jordan, K. MORIBE, D. Jakominich, William H. Nailon, P. B. Littlewood]
  - Column: Affiliation
    - Samples: [None, None, None, None, Cavendish Laboratory|Cambridge University]
- Table: Conference
  - Column: Id
    - Samples: [1, 2, 4, 5, 6]
  - Column: ShortName
    - Samples: [IADIS, IADT, , ICOMP, ICAC]
  - Column: FullName
    - Samples: [International Association for Development of the Information Society, Issues and Applications of Database Technology, IBM Germany Scientific Symposium Series, International Conference on Internet Computing, International Conference on Autonomic Computing]
  - Column: HomePage
    - Samples: [, http://www.informatik.uni-trier.de/~ley/db/conf/iadt/index.html, http://www.informatik.uni-trier.de/~ley/db/conf/ibm/index.html, http://www.informatik.uni-trier.de/~ley/db/conf/ic/index.html, http://www.autonomic-conference.org/]
- Table: Journal
  - Column: Id
    - Samples: [1, 2, 3, 4, 5]
  - Column: ShortName
    - Samples: [ICOM, AEPIA, IBMRD, IBMSJ, ]
  - Column: FullName
    - Samples: [Zeitschrift Für Interaktive Und Kooperative Medien, Inteligencia Artificial,revista Iberoamericana De Inteligencia Artific..., Ibm Journal of Research and Development, Ibm Systems Journal, Iet Software/iee Proceedings - Software (truncated)]
  - Column: HomePage
    - Samples: [http://www.i-com-media.de, http://aepia.dsic.upv.es/revista/, http://www-tr.watson.ibm.com/journal/rdindex.html, http://researchweb.watson.ibm.com/journal/, http://www.ietdl.org/IET-SEN]
- Table: Paper
  - Column: Id
    - Samples: [1, 2, 3, 4, 5]
  - Column: Title
    - Samples: [Stitching videos streamed by mobile phones in real-time, A nonlocal convection–diffusion equation, Area Effects in Cepaea, Multiple paternity in a natural population of a salamander with long-t..., Complexity of Finding Short Resolution Proofs (truncated)]
  - Column: Year
    - Samples: [2009, 2007, 1963, 2005, 1997]
  - Column: ConferenceId
    - Samples: [167, 0, 0, 0, 158]
  - Column: JournalId
    - Samples: [0, 7234, 16867, 6130, 0]
  - Column: Keyword
    - Samples: [mobile video capturing|real-time|video stitching, Nonlocal diffusion; Convection–diffusion; Asymptotic behaviour, None, None, None]
- Table: PaperAuthor
  - Column: PaperId
    - Samples: [4, 5, 6, 6, 7]
  - Column: AuthorId
    - Samples: [1456512, 1102257, 1806301, 2252569, 1491002]
  - Column: Name
    - Samples: [ADAM G. JONES, Kazuo Iwama, Asgeir Finnseth, Guðmundur Jökulsson, M. H. Friedman]
  - Column: Affiliation
    - Samples: [None, Kyushu University 812 Fukuoka Japan 812 Fukuoka Japan, None, None, None]

SELECT COUNT(T1.Id) FROM Paper AS T1 INNER JOIN Conference AS T2 ON T1.ConferenceId = T2.Id WHERE T2.FullName = 'International Workshop on Inductive Logic Programming' AND T1.Year BETWEEN 2001 AND 2009