https:/ /4.bp.blogspot.com/-i9KoADlWkcM/XmAQaoDvn8I/AAAAAAAAI3k/PlLSDeDwFKob80avO98sIFHMHzP1JviWQCK4BGAYYCw/s1600/mining_rate_69087063.png
Here is the graph! Eco is same with advantage for terrans since they can have less workers and more army with same eco.