1,622. One to tell the original joke, and the rest to submit give some minor variation of it! For example:
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Only one, but she/he'll have to go out and buy the light bulb adaptor card first, which is extra.
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Because he was feeling crumby.
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The cow that jumped over the moon
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Fifty — one to screw in the bulb and 49 to guard him/her.
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