In 1773, secondary education came under the control of the state.

At age 13, students begin five years of secondary education.

Much had changed since 1900 in the world of secondary education.

The decision to add senior secondary education to the school was made in 1992.

At the age of 17, he began teaching school despite having only a secondary education.

On average, less than 40 percent complete their secondary education within four years.

It has one of the best schools for the higher secondary education.

The school provided two years of secondary education until 1998.

At present, 15% of young people do not complete a full secondary education.

He received his primary and secondary education in some of the city's best private schools.