Translate the following English sentence to French:
"A number of errors for which the Member States are to blame occur during the distribution of funds, which makes us apprehensive, especially as a considerable percentage is the result of fraud."
Cette répartition mène à un pourcentage d'erreurs imputable aux États membres qui laisse songeur, d'autant plus qu'un pourcentage considérable de ce total est imputable à des cas de fraude.