9      1    Maintained
13      1    Maintained
13      0    Maintained
18      1    Maintained
23      1    Maintained
28      0    Maintained
31      1    Maintained
34      1    Maintained
45      0    Maintained
48      1    Maintained
61      0    Maintained
 5      1 Nonmaintained
 5      1 Nonmaintained
 8      1 Nonmaintained
 8      1 Nonmaintained
12      1 Nonmaintained
16      0 Nonmaintained
23      1 Nonmaintained
27      1 Nonmaintained
30      1 Nonmaintained
33      1 Nonmaintained
43      1 Nonmaintained
45      1 Nonmaintained