RetD, the percentage of games played by defensemen last season for returning players divided by those of all defensemen, is our best guess for a defensive indicator:
Team Ret All RetD Princeton 227 227 1.000 St. Lawrence 196 196 1.000 Union 179 179 1.000 Vermont 204 204 1.000 Colgate 190 208 .913 Cornell 168 201 .836 Harvard 145 198 .732 Clarkson 134 190 .705 Dartmouth 98 147 .667 RPI 112 212 .528 Brown 99 190 .521 Yale 109 210 .519