How many states became part of the U.S. in 1959?
2
5
5
3
4
5
3
4
5
3
4
5
3
4
5
2
3
4
5
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
6
4
5
1
2
11
3
6
4
5
1
2
7
12
11
13
3
6
4
5
1
2
7
12
11
13
3
6
4
10
5
1
2
7
12
11
13
3
8
6
4
10
5
1
2
7
12
11
13
3
8
6
9
4
10
5
16
1
2
7
12
11
13
3
8
6
9
4
10
5
16
1
2
7
12
11
66
13
3
8
6
9
4
10
62
5
16
1
63
2
7
12
11
13
3
8
6
9
66
17
4
10
5
16
1
14
62
2
7
12
11
13
3
63
8
6
9
17
4
10
5
16
1
66
14
2
7
12
11
13
3
8
6
62
9
17
63
50
4
10
0
16
1
14
2
7
12
11
66
13
3
8
6
25
59
9
17
50
4
10
62
127
16
63
0