How many DuckTales games are there on the NES?
2
2
3
2
3
2
3
2
3
4
2
3
4
2
3
4
2
1
3
4
2
1
5
3
4
2
1
5
3
4
2
1
5
3
4
2
1
5
3
4
2
1
5
6
3
4
2
1
5
6
3
4
2
1
5
6
3
4
7
2
1
5
6
3
4
7
2
1
5
6
3
4
7
2
1
5
6
3
4
7
2
1
5
6
3
4
7
8
2
1
5
6
3
4
7
8
2
1
5
6
0
3
4
7
8
1
5
6
4
7
8
11
1
10
5
6
4
7
9
8
11
13
1
10
5
6
4
7
9
8
11
13
1
10
5
6
7
9
8
11
13
1
10
5
6
7
9
8
11
13
1
10
5
6
7
9
8
11
13
10
5
6
7
9
8
11
13
10
6
7
9
8
11
13
10
6
7
9
8
11
13
10
6
7
9
8
11
13
10
6
7
9
8
11
13
12
14
10
ten
69
77