According to 1999 census data, there were 21,472 ethnic Germans remaining in Kyrgyzstan representing 0.4% of the entire population.
Sources
Germans in Kyrgyzstan (Wikipedia)
Kyrgyzstan - Ethnic groups (Encyclopedia of the Nations). - Kyrgyzstan: Exodus Over, Ethnic Germans Cling to Traditions (EurAsiaNet.org).
External Links
Kyrgyzstan (Wikipedia)
World Factbook (CIA)