Four months after my submission, I send an email to get an update. No response.
Five months after submission, I send an email to get an update. No response.
Six months after submission, I send an email to get an update. The response was that they were "fully aware of the delay in processing your manuscript". And that was the end of the e-mail. So no apologies, no 'real' update on number of reviewers, no estimated timeline, ...
Nine months after submission, I send an email to get an update. The response was that 1 of the reviews was in, but that they were still waiting on a second review. They had send a reminder to the reviewer. They ended the e-mail with "it might still take a while before the final review comes in."
So, after nine months it could still 'take a while'. That is when I decided to withdraw my article. Huge waste of time.