How many countries have a land mass of over 3 million square miles?
5
3
3
3
1
5
2
3
4
1
5
2
3
4
1
5
2
3
4
1
5
2
3
4
1
5
2
3
4
1
5
2
3
4
1
5
2
3
4
1
6
5
2
3
4
1
6
5
2
3
4
1
6
5
2
3
4
1
6
5
2
3
4
7
1
6
5
2
3
4
7
1
6
5
2
3
4
7
1
6
5
2
3
4
7
1
6
5
2
3
4
7
1
6
8
5
2
3
4
7
1
6
8
5
9
2
3
4
7
1
6
8
5
9
2
4
7
1
6
8
5
9
2
4
7
1
11
6
8
5
10
9
2
4
7
11
6
8
10
9
7
11
6
8
10
9
7
11
13
6
8
12
10
9
7
11
13
6
8
12
10
9
7
11
13
6
8
12
10
9
7
11
13
6
8
12
10
9
14
7
11
13
6
8
12
10
9
14
7
11
13
8
12
10
9
3 countries
128
7 countries
128
2 countries
112