Survey on International Mobility of Students International Mobility in CNED 2 (First stage of secondary education) Persons from 18 to 34 years old with cases of mobility in CNED 2 by duration of the stay Units: Thousands of persons Total;103.4; More than 6 months;69.6; From 3 months to 6 months;11.8; Less than 3 months;22.0; Notes: 1) Mobility: Moving abroad for study or training 2) CNED 2: First stage of Secondary Education Source: INE