How many Call of Duty games have been made and released?
16
3
3
2
3
2
4
3
2
5
4
3
2
5
4
3
2
5
4
3
2
5
4
3
2
5
4
1
3
2
5
0
4
1
3
2
5
4
1
0
3
2
5
4
1
3
2
5
0
4
1
3
2
7
5
6
0
4
1
3
2
7
5
6
4
1
0
3
2
7
5
6
4
1
3
2
7
5
0
6
4
1
3
2
7
5
6
0
4
8
1
3
2
7
5
6
4
8
1
0
9
3
2
7
5
6
4
8
1
9
3
2
7
5
6
4
8
1
9
2
7
5
6
4
8
1
9
7
10
5
6
4
8
1
9
7
10
5
6
11
8
1
9
7
10
6
11
8
1
9
7
10
13
6
11
8
1
9
7
10
13
6
16
11
8
1
9
7
10
13
6
16
12
11
8
1
9
7
10
13
6
16
12
11
8
9
14
7
10
13
6
16
12
11
8
14
62
58
62
66
112