Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
Search in Google Books:

1500 - 1911 1912 1913 - 1932 1933 - 1952 1953 - 1990 folchart German
1500 - 1877 1878 - 1936 1937 - 1940 1941 - 1950 1951 - 1964 folchard German

Run your own experiment! Raw data is available for download here.
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