Moving to the USA all - time list Californian Nichole Denby and New York stater Ronetta Alexander still co-holding the numero uno position .
All - time list is a three - way logjam at 8.33 sees New Jerseyan Walker .
Moving to the USA all - time list , a three - way logjam at 8.33 sees New Jerseyan Walker , Californian Nichole Denby and New York stater Ronetta Alexander still co-holding the numero uno position .