On the off chance that you included in 1/8-inch increases, you'd track down that the second line after 0 equivalents 1/8 inch, the fourth line 2/8 (1/4) inch, the 6th line 3/8 inch, the eighth line 4/8 (2/4 or 1/2) inch, the tenth line 5/8 inch, the twelfth line 6/8 (3/4) inch, and the fourteenth line 7/8 inch.