BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN CALSCALE:GREGORIAN BEGIN:VEVENT DTSTART;VALUE=DATE:20210204 DTEND;VALUE=DATE:20210205 UID:60fca19ff1b3b DTSTAMP:20210724T182623Z URL;VALUE=URI:https://www.tab.org/news-and-events/events-calendar/nielsen-ratings-period-ends-feb SUMMARY:Nielsen Rating Period Begins END:VEVENT END:VCALENDAR