@mattyglesias @albrgr Probably contributed but also against a background of declining overall car deaths for decades (in all cases of absolute, per-capita, and per-distance-driven).
@mattyglesias@albrgr可能有贡献，但也是在几十年来总体汽车死亡人数不断下降的背景下（在绝对、人均和每行驶距离的所有情况下）。