To the best of your knowledge, would you say that medical research in the U.S. is conducted in all 50 states?
| 2022 | 2021 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|
| Yes | 48.5% | 43.1% | 23.7% | 20.9% | 28.5% | 25.8% |
| No | 24.0% | 24.9% | 31.6% | 28.7% | 34.2% | 35.6% |
| Not sure | 27.5% | 32.2% | 44.8% | 50.5% | 37.4% | 38.6% |
'Yes','No','Not sure'
[{"label":"2022","data":["48.5","24.0","27.5"]},{"label":"2021","data":["43.1","24.9","32.2"]},{"label":"2018","data":["23.7","31.6","44.8"]},{"label":"2017","data":["20.9","28.7","50.5"]},{"label":"2016","data":["28.5","34.2","37.4"]},{"label":"2015","data":["25.8","35.6","38.6"]}]