Monitoring traffic to three major web properties – ESPN, Yahoo! Sports, and CBS Sports – during the recent NCAA Basketball Tournament shows a spike in activity over last year (Y-O-Y) and the boost in traffic compared to the previous month (M-O-M).

Unique Audience  And % Change

Site
Mar-08
Feb-09
Mar-09
M-O-M
Y-O-Y

CBS Sports
15,106,000
10,684,000
18,127,000
70%
20%

ESPN
19,844,000
17,181,000
22,938,000
34%
16%

Yahoo! Sports
19,432,000
24,953,000
25,515,000
2%
31%

Source: Nielsen Online

Additionally, video streaming on CBS Sports saw massive gains during the tournament, with nearly a 300% gain in unique users watching video. Those viewers racked up more than 380 million minutes of viewing time in March.

CBS …

Now that the NCAA Tournament has tipped off, senior vice president for Nielsen Sports Tom Ziangas talks about how important March Madness is to the CBS brand as well as the basketball tournament’s appeal to advertisers.
“The one thing you think about as far as the NCAA tournament is it’s synonymous with CBS,” said Ziangas. “I think advertisers understand that. That’s why you have people like Coke and AT&T – and even GM is actually coming back to the tournament when they pulled out of the Super Bowl. Having that cache …