Gridbug Version 1.0 271 characters in total, assigned to the following Unicode blocks:
Unicode blocks Percent Total codes Total charaters
Basic Latin
75%

75%

128 96
Latin-1 Supplement
100%

100%

128 128
Latin Extended-A
8.59%

8.59%

128 11
Spacing Modifier Letters
3.75%

3.75%

80 3
Latin Extended Additional
0.39%

0.39%

256 1
General Punctuation
18.75%

18.75%

112 21
Superscripts and Subscripts
2.08%

2.08%

48 1
Currency Symbols
2.08%

2.08%

48 1
Letterlike Symbols
1.25%

1.25%

80 1
Mathematical Operators
0.78%

0.78%

256 2
Alphabetic Presentation Forms
7.5%

7.5%

80 6
Total:
20.16%

20.16%

1344 271