Polls: Democrtic race

DEMOCRATIC PRESIDENTIAL CANDIDATES 
As judged by Democratic voters. Most recent poll to right

Biden   33, 29, 29; 27, 30 23, 37, 29, 30, 31%

Sanders 15, 16, 22' 17, 21, 12, 22, 27, 19, 27%
Harris  5, 10, 11, 13; 15, 11, 7, 10, 10, 10, 11%.
Warren  6, 3, 2, 4, 6, 8, 8; 9, 8, 6, 4, 7, 4, 7%

O'Rourke 7, 16, 9, 4, 6, 7, 7. 4, 7, 4, 6, 7, 4, 6%
Booker 4, 5, 3, 2, 5, 1, 4, 5, 9, 5, 3, 4, 4, 5, 4% 

Klobuchar 3, 3, 1, 2, 3, 7, 4, 2, 3, 2, 3%

Brown 3, 1, 1,1, 2, 3, 1, 1, 1, 1%
Castro 1, 1, 1, 1, 0%

Gabbard 1, 0, 1, 1, 0, 1%

Gilibrand 1,1, 1, 1, 0, 1%