Several possibilities:
# They are funded by their parents # they are rich and don't need funding # they have another source of income, perhaps from a full-time or part-time job # they have very little need for funding in their particular sport, and they make use of publically funded facilities # they are high performers and their government, or charities, or national lottery organisations provide significant 'funded' assistance in the form of coaching and facilities etc. # Grants and sponsorships are sometimes made available, but there are strict rules which regulate whether or not any particular source of funding changes the status of the athlete from amateur to professional.
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