25.7
Sep 18
5.0
10.0
15.0
20.0
25.0
30.0
35.0
40.0
35.1
Feb 05
39.3
Mar 06
37.2
Mar 07
35.0
Mar 08
32.5
Mar 09
31.0
Mar 10
30.1
Mar 11
30.0
Sep 11
29.3
Mar 12
28.7
Sep 12
28.2
Mar 13
28.6
Sep 13
28.3
Mar 14
27.7
Sep 14
28.6
Mar 15
28.5
Sep 15
28.0
Mar 16
27.8
Sep 16
27.8
Mar 17
26.6
Sep 17
26.0
Mar 18
25.7
Sep 18
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