19–25
25–30
30–35
35–40
40–45
45+
0
5
10
15
20
25
30
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
19–25
25–30
30–35
35–40
40–45
45+