None
2,199
1
2,500
4
1,565
2
1,723
1,519
1,485
2,647
1,305
1,607
1,757
2,793
5,432
9
2,968
3,932
3
2,738
2,871
2,480
5
2,539
2,958
6
2,739
3,468
8
3,428
3,065
12
2,566
2,977