I'm looking at kl736 which shows the following availability:
J7 C5 D5 I0 Z0 Y7 B5 M5 U5 K5 H3 L0 Q0 T0 E0 N0 R0 V0 G0 X0
Does this mean that there are max. 7 seats in economy available on this flight at this given moment? Or are the total available economy seats the sum of all buckets for economy?