Number of previous repairs in AAFH database Frequency Percent
Valid >3 43 0.27
1 465 2.95
2 78 0.50
3 20 0.13
No Information 1615 10.26
Not Applicable 12920 82.08
Missing values 600 3.81
Errors/Noises 0 0.00
Total 15741 100.00
Table 1: Statistical summary for the number of previous repairs at other hospital.