Kodansha Kanji Dictionary (Jack Halpern, 2013):
2087
Morohashi Daikanwajiten (Volume 11, page 0398):
40055
New Japanese-English Character Dictionary (Jack Halpern, 1990):
1655
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
4803
The New Nelson Japanese-English Character Dictionary (John Haig):
6196