When other pollsters asked Americans if they supported background checks for all sales, they found similar numbers:
Quinnipiac in 2021 found 89% overall support, with support among 98% of Democrats and 84% of Republicans.
Morning Consult/Politico in 2021 found 84% support overall, including 91% of Democrats and 77% of Republicans.
ABC/Washington Post in 2019 found 89% support overall with support at 96% for Democrats and 83% for Republicans.
Gallup found 92% overall support in 2018, including 96% of Democrats and 86% of Republicans.
www.politifact.com
Japan has depression drugs, video games, and violent movies and porn.
But they have gun control so no shootings.
Figure it out.