No. of height measures carried out in the specific position within the signature (name + surname) % of correct signals of height error Positions in the signature that most frequently trigger off a correct signal of height error
1st position 215 27,28 High frequency
2nd position 218 15,44  
3rd position 217 9,57  
4th position 196 19,05  
5th position 192 29,33 High frequency
6th position 158 14,17  
7th position 74 22,05 Non-reliable percentages due to too few data
8th position 15 10,00
9th position 8 83,33
10th position 5 80,00
Table 4: Percentages of positions having frequent height errors.