I just re-read you query.
Here are the percentage SR for horses position in the pre-post market.

There maybe 2 or 3 horses sharing the same market line.

Position in market line order

Mk......%....Total %
1st....31.0......31.0
2nd...20.5......51.5
3rd...12.2.......63.7
4th...8.0........71.7
5th...7.3........79.0
6th...5.1........84.1
7th...4.8........88.9
8th...3.8........92.7
9th...3.4........96.1
10th...1.5.......97.6
11th...2.4......100.0

Cheers.

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Cheers.