Table:
text: FAI World Grand Prix 2008
Overall results
Overall results
Position_ Pilot Country Glider Points
10 Eduard Supersperger Austria Schempp-Hirth Flugzeugbau GmbH - Ventus 2b 12
11 Heimo Demmerer Austria Schempp-Hirth Flugzeugbau GmbH - Ventus 2b 11
12 Patrick Puskeiler Germany Schempp-Hirth Flugzeugbau GmbH - Discus 2ax 8
13 Petr Krejcirik Czech Republic Schempp-Hirth Flugzeugbau GmbH - Ventus 2ax 4
13 Graham Parker Australia Alexander Schleicher GmbH & Co - ASG 29 4
15 Olli Teronen Finland Alexander Schleicher GmbH & Co - ASG 29 2

Question: What is the average position of pilot Petr Krejcirik who has less than 11 points for overall results of FAI World Grand Prix 2008?