Gillibrand: 11.9%
Warren: 13.1%
Sanders: 14.3%
Booker: 15.5%
Harris: 17.9%
O'Rourke: 30%
Klobuchar: 32%
(Thanks @GrindMode73)
Gillibrand: 11.9%
Elizabeth Warren: 13.1%
Bernie Sanders: 14.3%
Cory Booker: 15.5%
Kamala Harris: 17.9%
Tulsi Gabbard: 23.7%
Beto O'Rourke: 30.1%
Sherrod Brown: 30.1%
Any Klobuchar: 32.1%
(in Congress)