Also from the entrance poll:
Gender:
Women (54% of electorate): Sanders 31%, Biden 15%, Buttigieg 14%, Warren 14%, Klobuchar 12%, Steyer 10%
Men (46%): Sanders 39%, Buttigieg 16%, Biden 15%, Warren 10%
Race:
White (65%): Sanders 30%, Buttigieg 19%, Klobuchar 14%, Warren 14%, Biden 12%
Hispanic/Latino (18%): Sanders 54%, Biden 14%, Buttigieg 9%
Black (11%): Biden 34%, Sanders 28%, Steyer 17%, Warren 12%
Age:
17-29 (17%): Sanders 68%, Buttigieg 10%, Biden 7%, Warren 6%
30-44 (21%): Sanders 49%, Buttigieg 15%, Warren 15%
45-64 (35%): Sanders 27%, Buttigieg 18%, Biden 15%, Warren 14%, Steyer 10%
65+ (27%): Biden 27%, Klobuchar 20%, Sanders 13%, Buttigieg 13%, Warren 10%
Ideology:
Very liberal (30%): Sanders 52%, Warren 16%, Buttigieg 9%, Biden 9%
Somewhat liberal (35%): Sanders 31%, Buttigieg 16%, Warren 14%, Biden 13%, Klobuchar 13%
Moderate (31%): Biden 23%, Sanders 22%, Buttigieg 20%, Klobuchar 14%, Steyer 10%
Education:
College graduate (52%): Sanders 28%, Buttigieg 17%, Biden 15%, Warren 15%, Klobuchar 13%, Steyer 7%
No college degree (48%): Sanders 42%, Biden 14%, Buttigieg 13%, Steyer 10%,
Apart from the 65+ and moderate voters, Sanders wins in every category.
Edit: For all those who say Medicare for all is only popular with left-leaning liberals:

Last edited by Bofferbrauer2 - on 22 February 2020