Referral statistics provide valuable insights into the effectiveness of your referrals. These statistics include metrics such as Visits, Signups, Sales, and Refunds. Visits indicate the number of visitors who accessed the referral link, Signups represent the number of users who registered or signed up through the referral, Sales denote the number of successful transactions attributed to referrals, and Refunds reflect any refunded purchases associated with referrals. By analyzing these metrics, users can assess the performance of their referral efforts and optimize strategies for better results.