sentences:  1 (or about 0.35% of the population) belonged to no church, are agnostic or atheist, and 2 individuals (or about 0.70% of the population) did not answer the question.In Ferden about 89 or (31.1%) of the population have completed non-mandatory upper secondary education, and 18 or (6.3%) have completed additional higher education (either university or a "Fachhochschule").Of the 18 who completed tertiary schooling, 83.3% were Swiss men, 11.1% were Swiss women.