Password survey – most people still reuse their passwords for different accounts:
https://www.security.org/resources/online-password-strategies/
– 72% use the same password for different accounts
– 68% tweak a formerly-used password to use it as a "new" one
– only 27% use a password management app
See also our comprehensive article on modern credential management: https://infosec-handbook.eu/blog/modern-credential-management/