 20 (or about 5.22% of the population) belonged to no church, are agnostic or atheist, and 15 individuals (or about 3.92% of the population) did not answer the question.In Nax about 134 or (35.0%) of the population have completed non-mandatory upper secondary education, and 40 or (10.4%) have completed additional higher education (either University or a "Fachhochschule").Of the 40 who completed tertiary schooling, 50.0% were Swiss men, 25.0% were Swiss women, 12.5% were non-Swiss men and 12.5% were non-Swiss women.