The existing quotas of 1.2 million are too high. We don't need that many.
Productive immigrants only adds to the economy, they pay taxes, buy products and services and for every job they take, somewhere up or down the supply line, another job is created.
Check out the charts on my post #54. Legal immigrants use the welfare system to a higher degree than the native born. They are bankrupting our social safety net. 20% of legal immigrants lack even a high school degree. They use more in services than they contribute in taxes.
We just had our two highest decades of immigration in history. We have 20 million Americans unemployed or underemployed. Where are all the jobs these immigrants have created? Check out my post #60.