Current rating for AWG wire

General Discussion
1

i am not able to get the current rating of AWG wire.In internet different values in different websites. so please help me to find out correct current rating of wires

2

Take a look here it might help https://www.google.com/url?sa=t&source=web&rct=j&url=https://law.resource.org/pub/us/cfr/ibr/001/abyc.E-09.1990.pdf&ved=2ahUKEwi-h8jO-83oAhVCsp4KHWwXCGcQFjAAegQIChAB&usg=AOvVaw00m6R5ByzydPiYLm2TecIu