SF Digital Readout Medium ver 2.0; 2000. Freeware for non-commercial use. 231 characters in total, assigned to the following Unicode blocks:
Unicode blocks Percent Total codes Total charaters
Basic Latin
74.22%

74.22%

128 95
Latin-1 Supplement
89.06%

89.06%

128 114
Latin Extended-A
3.91%

3.91%

128 5
Spacing Modifier Letters
5%

5%

80 4
General Punctuation
10.71%

10.71%

112 12
Currency Symbols
2.08%

2.08%

48 1
Total:
37.02%

37.02%

624 231