With all the higher seeds advancing over the first eight games on Thursday, there are still roughly 35.5 percent perfect brackets (about 2.29 million) out of the 6.45 million entered in Tournament Challenge. Another 2.23 million brackets (34.6 percent) got seven of the first eight games right.
President Obama's bracket was among the 2.29 million to get the first eight games correct.
Couple of other fun facts from the brackets:
Percentage of brackets picking all four No. 1 seeds to:
... Reach the Final Four: 4.3 percent
... Reach the Elite Eight: 28.3 percent
... Reach the Sweet 16: 67.9 percent
... Win in the Round of 64: 97.7 percent
The teams picked by the fewest numbers of brackets to win it all:
Norfolk State: 838
New Mexico State: 856
Loyola (MD): 942
Links to other notable brackets: