How many American presidents have died in office?
8
2
1
2
1
2
1
2
1
3
2
1
3
4
2
1
3
4
2
1
3
4
2
1
3
4
2
1
5
3
4
2
0
1
5
3
4
2
1
5
0
3
4
2
1
5
0
3
4
2
1
5
3
4
2
0
1
5
3
4
2
1
5
0
3
4
2
1
5
0
3
4
2
1
5
6
3
4
2
0
1
5
6
3
4
2
1
5
0
6
3
4
2
1
5
7
0
6
3
4
5
7
6
3
4
0
5
7
6
3
4
5
0
7
6
3
8
4
5
7
6
8
4
5
7
9
6
8
5
7
11
9
6
8
5
7
11
9
6
8
5
7
11
9
6
8
7
11
9
6
8
10
7
11
9
6
8
10
13
7
11
9
6
8
10
13
7
11
9
6
8
10
13
12
7
11
9
6
8
10
13
12
7
11
9
6
8
10
13
12
7
11
9
6
8
10
14
66
62
66
62