 There are 17,787 individuals (or about 13.83% of the population) who belong to another church (not listed on the census), and 6,464 individuals (or about 5.03% of the population) did not answer the question.In the Lugano District there was a total of 22,026 students ().The Ticino education system provides up to three years of non-mandatory kindergarten and in the Lugano District there were 3,629 children in kindergarten.