How many Iron Man movies have there been?
3
3
3
3
3
2
3
2
3
2
3
2
4
3
2
4
5
3
2
4
5
3
2
4
5
3
2
4
5
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
0
4
7
5
1
3
2
4
7
0
5
6
1
3
2
4
7
5
6
1
3
2
4
7
5
6
1
2
4
7
5
6
1
2
4
7
5
6
1
2
4
7
5
6
1
4
7
5
6
1
4
7
5
6
1
8
4
7
5
6
1
8
7
5
6
1
8
7
6
1
8
7
6
1
8
7
9
6
1
8
7
9
6
1
10
11
8
7
9
6
10
11
8
7
9
6
10
11
8
7
13
9
6
10
12
11
8
7
13
9
6
10
12
11
8
7
13
9
6
10
12
11
8
13
9
6
10
12
11
8
13
9
10
12
11
8
13
66
62
66
59
57
58