Tool tips not available for Number of Registrants/submissions

[sdgun]

Steps
Go to https://platform.topcoder.com/earn
Hover over Number of Registrants/submissions icons

Expected behavior
When hovering over 'Number of Registrants' tool tip with 'Number of Registrants' should be displayed
When hovering over 'Number of submissions' tool tip with 'Number of submissions' should be displayed

Actual behavior
Tooltips are not available