Kodansha Kanji Dictionary (Jack Halpern, 2013):
3442
Morohashi Daikanwajiten (Volume 3, page 0209):
5215
New Japanese-English Character Dictionary (Jack Halpern, 1990):
2768
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
59
The New Nelson Japanese-English Character Dictionary (John Haig):
1025