@Marco_Piani UK data was showing 70% from and 30% with. I don't know if that is the latest, nor do I know if it would apply to the US, but perhaps a ballpark.
@Marco_Piani英国的数据显示，70%来自，30%来自。我不知道这是否是最新的，我也不知道这是否适用于美国，但也许是一个大概。
@Marco_Piani UK data was showing 70% from and 30% with. I don't know if that is the latest, nor do I know if it would apply to the US, but perhaps a ballpark.
@Marco_Piani英国的数据显示，70%来自，30%来自。我不知道这是否是最新的，我也不知道这是否适用于美国，但也许是一个大概。