That's very interesting! 
And, if I compare the distances between the 3 and 9 between the large3/small3 and the large 3, the distances are different.
I did an overlay which shows the distance for the "large 3" is closer, particularly the tail of the 9 (arrow)

And, if I compare the distances between the 3 and 9 between the large3/small3 and the large 3, the distances are different.
I did an overlay which shows the distance for the "large 3" is closer, particularly the tail of the 9 (arrow)
























