If AT&T Is So Bad, Why Is It Beating Verizon Every Quarter?

CHART OF THE DAY: If AT&T Is So Bad, Why Is It Beating Verizon Every Quarter?.

AT&T just signed up 2.63 times more subs in Q3. They’ve been adding more subs every quarter since Q1 09.

Another point is that both are adding subs. So who is losing?