 There are 128 individuals (or about 8.51% of the population) who belong to another church (not listed on the census), and 42 individuals (or about 2.79% of the population) did not answer the question.The entire Swiss population is generally well educated.In Bioggio about 77.6% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional higher education (either university or a "Fachhochschule").