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Program
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Subject
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Year
|
Validation
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Copies
Counts by number of copies
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Counts by number of copies
Copy Count
No. of titles
1
388,327
2
55,357
3
15,945
4
8,183
5
5,068
6
3,135
7
2,177
8
1,526
9
1,143
10
942
11
711
12
438
13
232
14
143
15
53
16
16
17
1
18
1