Kodansha Kanji Dictionary (Jack Halpern, 2013):
2243
Morohashi Daikanwajiten (Volume 6, page 0637):
16141
New Japanese-English Character Dictionary (Jack Halpern, 1990):
1788
The Modern Reader's Japanese-English Character Dictionary (Andrew Nelson):
2421
The New Nelson Japanese-English Character Dictionary (John Haig):
2943