“Which tricycle does the blonde have?”/“The one with the kickstand.”

A tricycle can stand on its own and does not need a kickstand. A popular “dumb blonde” joke is:
 
Q: How can you tell which tricycle belongs to the blonde?
A: It is the one with the kickstand.

 
The joke has been cited in print since at least 1994.
   
 
Google Groups: alt.tasteless.jokes
Blonde Humor
Robert Nykvist
11/6/94
Canonical Collection of BLONDE Jokes
==============================================
Last Updated: 10/29/94
(...)
357.  How can you tell which tricycle belongs to the blonde?
It is the one with the kickstand.
   
Google Groups: misc.transport.trucking
Bicycles & Trucks
Robert Nykvist
5/18/98
(...)
Q: How can you tell which tricycle belongs to the young blonde?
A: It is the one with a condom rolled on over the kickstand.
 
Google Books
The Jumbo Book of Blonde Jokes
By Ed Sullivan
Bramhall, Cheshire: Cool Publications
2004
Pg. 26:
How can you tell which tricycle belongs to the blonde?
It is the one with the kickstand.
 
Google Groups: alt.humor.jewish
Quips
Renee
11/9/04
(...)
How can you tell which tricycle belongs to the blonde?
It’s the one with the kickstand.
 
Google Groups: Angelique’sSmorgaabord
Thought For Today: How can you tell which tricycle
.(JavaScript must be enabled to view this email address)
4/30/08
Thought For Today: How can you tell which tricycle belongs to the blonde?
It is the one with the kickstand.
 
Google Books
Ultimate Book of Blonde, Brunette and Redhead Jokes
By James Buffington
Berkeley, CA: Ulysses Press
2010
Pg. ?:
And which tricycle does the blonde have?
The one with the kickstand.
 
Google Books
The Mammoth Book of One-Liners
By Geoff Tibballs
London: Constable & Robinson
2012
Pg. ?:
How can you tell which tricycle belongs to the blonde?
It’s the one with the kickstand.