> For the complete documentation index, see [llms.txt](https://solana-classic.gitbook.io/solana-classic-whitepaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://solana-classic.gitbook.io/solana-classic-whitepaper/utilities/classic-hub/refer-and-earn/data-panel.md). # Data Panel The data panel offers users a comprehensive dashboard that tracks the status of their referral invites, showing the number of invites sent, accepted, and currently active. Key features include: * **Total Earned USD:** The total amount that the user has earned in USD through referrals. * **Total Referral:** The total amount of referrals the user has gained. * **Number of clicks:** The number of clicks that users referral link has generated. * **Referral Link:** The users personal referral link to invite others to join the Classic Hub. * **Affiliate:** The users direct referrals. * **Leaderboard:** A leaderboard showing the top referrers on the Classic Hub.