The percentages on a Hot Click report generally represent the ratio of unique clicks on a particular link to the total number of unique opens for the delivery. This metric is used to measure the engagement level of links within an email and to understand which links are capturing the most interest from the recipients who have opened the email. It provides insights into recipient behavior post-open, highlighting which content within an email is driving interactions.References:Hot Click reports and their associated metrics are standard in email marketing analytics, used to assess recipient engagement and the effectiveness of the content within email campaigns.