Here is the breakdown of contest entries. There are 14 participants.

BU - 7

WMU - 7

Northeast 2

DU - 13

Cornell - 1

Northeast finals

DU - 10

BU - 3

Cornell - 1

West 1

Minnesota State - 9

St Cloud - 5

West 2

Minnesota - 14

West finals

Minnesota - 13

Minnesota State - 1 

East 1

Harvard - 10

Ohio State - 4

East 2

Quinnipiac - 13

Merrimack - 1

East finals 

Quinnipiac - 7

Harvard - 5

Ohio State - 2

Midwest 1

Penn State - 8

Michigan Tech - 6

Midwest 2

Michigan - 14

Midwest finals

Michigan - 10

Penn State - 3

Michigan Tech - 1

Semifinal 1 - Northeast vs West

Minnesota - 6

Denver - 6

BU - 1

Cornell - 1

Semifinal 2 - East vs Midwest

Michigan - 8

Quinnipiac - 3

Harvard - 1

Penn State - 1

Michigan Tech - 1

Finals

Minnesota - 5

Denver - 4

Michigan - 3

Penn State -1

Cornell - 1

Finally, just for fun, I averaged the contest entries to see how the entrants guessed the total number of goals for the entire tournament. The average total goal count for the whole tournament is 55.  After each of the 4 regions had finished just the semifinals, the number of goals scored is 57.