Republicans are more likely than Democrats to anticipate a COVID-19 vaccine in 2020
How long do you think it will be before a vaccine for COVID-19 is available to the public? (%)
US Adults
Democrats
Independents
Republicans
Before the end of the summer
4
3
3
6
By the end of 2020
25
24
22
31
By the summer of 2021
27
34
29
22
By the end of 2021
15
18
16
11
2022 or later
7
6
7
7
Not sure
22
15
24
23