CNN reports that 70% of Republicans do not believe Biden won the election.

[Kaleva]

38. You are making the assumption that all Hillary supporters are Democrats.

Indies made up 31% of the voters in 2016 and Hillary got 42% of that vote.

https://www.cnn.com/election/2016/results/exit-polls

White male Hillary supporters were far more likely to accept Trump's win as legitimate.

Far larger percentages of minority and female Hillary supporters were less likely to view Trump's win as legitimate.

"There are sharp racial and gender differences in Clinton supporters’ acceptance of the results. Only 18 percent of whites who supported Clinton say Trump is not the legitimate winner, identical to the public overall, but fully 51 percent of black, Hispanic and other nonwhite Clinton supporters say Trump’s victory was illegitimate. Women who supported Clinton are twice as likely as men to question the legitimacy of Trump’s victory, 42 vs. 21 percent."

https://www.washingtonpost.com/news/the-fix/wp/2016/11/13/one-third-of-clinton-supporters-say-trump-election-is-not-legitimate-poll-finds/