1*8 then it is a bar, 16*8, then it is the 16th bar, and a bar consists of 8 beats, counting 1 2 3 4 5 6 7 8 as a bar
1 2 3 4 5 6 7 8
2 2 3 4 5 6 7 8
3 2 3 4 5 6 7 8
3 2 3 4 5 6 7 8
4 2 3 4 5 6 7 8
all the way up to
16 2 3 4 5 6 7 8 (we don't count to 16, an 8 a round to 1)