You will be happy with your purchase. There is always the possibility of getting a lemon but that can happen with anything manufactured.
The chart is a useful tool and gives you a glance at the attention to detail and quality control each manufacturer uses. The fewer quality controls and more shortcuts taken the chance of getting a gun that is less reliable.
However; that doesn't mean your gun is a bad purchase. You'll want to ensure that you properly maintain and lubricate the weapon. I think that improper maintenance and lubrication leads to more reliability issues than manufacturing process.
Do the American thing and shoot it, buy a couple more, and even assemble one.
The chart is a useful tool and gives you a glance at the attention to detail and quality control each manufacturer uses. The fewer quality controls and more shortcuts taken the chance of getting a gun that is less reliable.
However; that doesn't mean your gun is a bad purchase. You'll want to ensure that you properly maintain and lubricate the weapon. I think that improper maintenance and lubrication leads to more reliability issues than manufacturing process.
Do the American thing and shoot it, buy a couple more, and even assemble one.