How many presidents have died in office?
8
4
2
4
2
3
4
2
3
4
2
3
4
2
3
4
2
3
5
4
2
3
5
4
2
3
5
4
2
3
7
5
4
2
3
7
5
1
4
2
3
0
7
5
1
4
2
3
7
5
0
1
4
2
3
7
5
1
6
4
0
8
2
3
7
5
1
6
4
8
2
3
0
7
5
1
6
4
9
8
2
3
7
5
1
6
4
9
8
2
3
7
5
1
6
4
9
8
2
3
7
5
13
1
6
4
9
8
2
3
7
5
13
1
6
4
9
8
2
3
11
7
5
13
1
6
9
8
3
11
7
5
13
1
6
9
8
11
7
5
13
1
6
9
8
11
7
5
13
1
6
9
8
11
7
5
13
1
6
9
8
11
7
5
10
13
1
6
9
8
11
7
10
13
12
1
6
9
8
11
7
10
13
12
1
6
9
8
11
7
10
13
12
1
6
9
8
14
11
10
213