What is the power distribution of the charger when multiple ports are used at the same time?

When C1+C2 is used at the same time, the maximum output of C1 is 45W and the maximum output of C2 is 18W.
When C1+A port is used at the same time, the maximum output of C1 port is 45W, and the maximum output of A port is 18W.
When C2+A port is used at the same time, the two ports share 5V3A.
When three ports are used at the same time, the maximum output of C1 port is 45W, and the maximum output of C2+A port is 12W.