A massive MySpace phishing attack allowed hackers to recover over 100,000 MySpace user logon names and passwords. The hacker’s saved their stolen password lists to publicly accessible web locations. English vowels are the most frequent occurring password symbols by far. The number 1 appeared 45% of the time, followed by the numbers 2 (22%), 0 (16%), and 3 (15%) Numbers 4 to 9 appeared roughly 9-11%. The! (explanation point) at almost 3% was the most commonly used non-alphanumeric character.”]
Source: https://www.csoonline.com/article/2641796/myspace-password-analysis.html