In 12 2.8% occasions there was difficulty in recognizing the institution; seven 1.9% of these were identified by referring to dependent institutions, and six 1.6% were identified by the acronym.
En 12 2,8% ocasiones se encontró dificultades a la hora de conocer la institución, en 7 1,9% de ellas, se identificó por tratarse de instituciones dependientes y en 6 1,6%, por el acrónimo.