Pupil to teacher ratio in secondary education fell 3.92% to 13.8 persons in South Korea in 2016, according to World Bank.
Historically, pupil to teacher ratio in secondary education in South Korea reached an all time high of 39.1 persons in 1981 and an all time low of 13.8 persons in 2016.
South Korea has been ranked 50th within the group of 104 countries we follow in terms of pupil to teacher ratio in secondary education, 12 places below the position seen 10 years ago.
| Pupil to Teacher Ratio (Secondary Education) | Unit | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 |
| Cambodia | persons | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ||||||||
| China | persons | ... | ... | ... | ... | 14.5 | 15.1 | 14.3 | 13.8 | 13.5 | ||||||||||||
| Dem. People's Republic of Korea | persons | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 17.5 | ... | ... | ... | |
| India | persons | ... | ... | ... | ... | ... | 25.6 | 30.8 | 31.8 | 31.7 | 28.5 | |||||||||||
| Japan | persons | 11.7 | 11.7 | 11.4 | 11.4 | 11.2 | ... | |||||||||||||||
| Laos | persons | 18.6 | 17.7 | 18.3 | 18.7 | 18.3 | ||||||||||||||||
| Russia | persons | ... | ... | ... | ... | ... | ... | ... | ... | ... | 8.76 | ... | 8.76 | ... | ... | ... | ... | |||||
| South Korea | persons | 16.0 | 15.6 | 14.9 | 14.4 | 13.8 | ... | |||||||||||||||
| Thailand | persons | ... | ... | ... | ... | ... | ... | ... | ... | ... | 29.5 | 28.2 | 26.6 | |||||||||
| USA | persons | 14.7 | 14.7 | 14.8 | 14.7 | ... | ... | |||||||||||||||
| Vietnam | persons | ... | ... | ... | ... | ... | ... | ... | ... |
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