How many U.S. presidents died by assassination?
4
1
2
1
4
2
3
1
4
2
3
1
4
2
5
3
1
4
2
5
3
1
4
2
5
3
1
4
2
5
3
1
4
2
5
3
1
4
2
5
3
1
4
2
0
5
3
1
4
2
5
0
3
1
4
2
5
3
1
0
4
2
5
6
3
1
4
2
5
6
3
1
4
2
5
6
3
1
4
2
5
6
3
1
4
2
5
6
3
1
4
2
5
6
7
3
1
4
2
5
6
7
3
1
4
2
5
6
7
3
4
5
6
7
3
8
5
9
11
6
7
8
5
9
11
6
7
8
9
11
6
7
8
9
11
6
7
10
8
9
11
6
7
10
8
9
11
6
7
10
13
8
9
11
6
7
10
13
8
9
11
6
7
10
13
12
8
9
11
6
7
10
13
12
8
9
11
6
7
10
13
12
8
9
11
6
7
14
10
13
12
8
66
62
66
62
66
62
61
59
57