Translate the following English sentence to French:
"The Ombudsman, in his report, has indicated that the number of complaints, investigations and inquiries over the last year have increased considerably, and this is simply the result of greater awareness of the institution on the part of the citizens."
Le médiateur signale dans son rapport que l'année dernière, les plaintes et les enquêtes ont considérablement augmenté, ce qui est simplement dû au fait que les citoyens connaissent mieux cette institution.