Represents supported paper sizes of drawing sheets.
A: 6
6
A0: 1
1
A1: 2
2
A2: 3
3
A3: 4
4
A4: 5
5
B: 7
7
C: 8
8
D: 9
9
E: 10
10
UNKNOWN: 0
0
USER_DEFINED: 1000
1000