How many Thrawn books were written in the 1990s?
5
3
2
3
2
3
2
4
1
3
2
4
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
1
3
2
4
5
0
1
3
2
4
5
1
3
2
0
6
4
5
1
3
2
0
6
4
5
1
3
2
6
4
5
1
3
2
7
6
4
5
1
3
2
7
6
4
5
1
3
2
7
6
4
5
1
3
2
7
6
4
5
1
7
6
4
8
5
1
7
6
4
8
5
1
7
6
8
5
7
6
9
8
5
7
6
9
8
7
6
9
8
7
6
9
8
7
6
9
11
8
10
13
7
6
9
11
8
10
13
7
6
9
11
8
10
13
7
6
9
11
8
12
10
13
7
6
9
11
8
12
10
13
7
6
9
11
8
12
10
13
7
9
11
8
12
10
13
7
9
66
66
62
66
62
59
132