How many U.S. Which states have a population over 21 million?
3
3
4
3
5
4
2
3
5
4
2
3
5
4
2
3
5
4
2
3
5
4
2
3
5
4
7
2
3
5
4
6
7
2
3
5
4
6
7
1
2
3
5
4
8
6
7
1
2
3
5
4
8
6
7
1
2
3
5
4
8
6
7
9
1
2
3
0
5
4
8
6
7
9
1
2
3
5
4
8
11
6
0
7
9
1
2
10
3
5
4
8
11
6
7
9
1
0
12
2
10
3
5
4
8
11
6
7
9
1
12
2
10
3
5
4
8
11
6
7
9
13
1
12
2
10
3
5
4
8
11
6
7
9
13
1
12
2
10
3
5
4
8
11
6
7
9
13
1
12
2
10
3
5
4
8
11
6
7
9
13
1
12
2
10
5
8
11
6
7
9
13
1
12
2
10
14
8
11
6
7
9
13
1
12
10
14
8
11
6
7
16
66
136
127
63
62
66
132
59
2 states