How many number one hits does Rick Astley have?
2
2
3
2
3
2
3
4
2
1
3
4
2
5
1
3
4
2
5
1
3
4
2
5
1
3
4
2
5
1
3
4
2
5
1
3
4
2
5
1
0
3
4
2
5
1
3
4
0
2
5
1
3
4
2
0
5
1
3
4
2
6
5
1
0
3
4
2
6
5
1
3
4
2
6
7
5
1
3
4
2
6
7
5
1
3
4
2
6
7
5
1
3
4
2
6
7
5
1
3
4
2
6
7
5
1
3
4
6
7
8
5
1
4
6
7
8
5
1
4
6
7
8
9
5
1
6
7
8
9
10
5
6
7
11
8
9
10
6
7
11
8
9
10
6
7
11
8
9
10
6
7
11
8
9
10
12
6
7
11
8
9
10
13
12
6
7
11
8
9
10
13
12
6
7
11
8
9
10
13
12
6
7
11
8
9
10
13
14
12
6
7
11
112
66
66
128
62
66
175
128