Retro sign Version 1.00 December 12, 2010, initial release 78 characters in total, assigned to the following Unicode blocks:
Unicode blocks Percent Total codes Total charaters
Basic Latin
42.19%

42.19%

128 54
Latin-1 Supplement
12.5%

12.5%

128 16
Spacing Modifier Letters
10%

10%

80 8
Total:
23.21%

23.21%

336 78