Kodansha Kanji Dictionary (Jack Halpern, 2013):
3638
Morohashi Daikanwajiten (Volume 10, page 0124):
33914
New Japanese-English Character Dictionary (Jack Halpern, 1990):
2922
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
4204
The New Nelson Japanese-English Character Dictionary (John Haig):
5409