How many impeachments are there in world against Chief justices?

Impeachment of chief justices is relatively rare worldwide, with only a few notable instances reported. For example, in the United States, there have been only a couple of impeachments against Supreme Court justices, with none leading to removal from office. Other countries, such as India and South Korea, have also seen attempts to impeach chief justices, but these occurrences remain uncommon. Overall, the exact number of impeachments against chief justices globally is limited and varies by country and legal framework.