How many studio albums did Nirvana release?
3
3
4
3
4
3
4
3
4
3
4
3
5
4
3
2
5
4
3
2
5
4
3
2
5
4
3
2
5
4
3
2
1
5
4
3
2
1
5
4
3
2
1
5
7
4
3
6
2
1
5
7
4
3
6
2
1
5
7
4
3
6
2
1
5
7
4
3
6
2
0
1
5
7
4
3
6
2
1
5
7
4
8
3
6
2
1
5
7
4
8
3
6
2
1
5
7
4
8
6
2
1
9
5
7
8
6
2
1
9
5
7
8
6
11
2
1
9
5
7
13
8
6
11
2
1
9
10
5
7
13
8
6
11
2
1
9
10
5
7
12
13
8
6
11
2
1
9
10
7
12
13
8
6
11
1
9
10
7
12
13
8
6
11
1
9
10
7
12
13
8
6
11
1
9
10
7
12
13
8
14
6
11
1
9
10
7
12
13
8
14
6
11
9
62
66
63
57
69
59
58