last for 6 years. There were 160 children in who were at the lower primary level and 152 children in the upper primary level. The average class size in the primary school was 21.29 students. At the lower primary level, there were 77 children or 48.1% of the total population who were female, 15 or 9.4% were not Swiss citizens and 10 or 6.3% did not speak German natively. In the upper primary level, there were 71 or 46.7% who were female, 13 or 8.6% were not Swiss citizens and 5 or 3.3% did not speak German natively. At the secondary level, students are divided according to performance. The secondary level begins at about age 12 and usually lasts 3 years. There were 102 teenagers who were in the advanced school, of which 55 or 53.9% were female, 3 or 2.9% were not Swiss citizens. There were 57 teenagers who were in the standard school, of which 26 or 45.6% were female, 5 or 8.8% were not Swiss citizens and 4 or 7.0% did not speak German natively. The average class size for all classes at the secondary level was 17.67 students. Notable residents Anita Buri, Miss Switzerland 1999, grew up in Berg TG. References External links Municipalities of Thurgau