Table:
text: 2003 Twenty20 Cup
Batting averages (Top 10)
Batting averages (Top 10)
Player Team Matches Runs Average Strike_rate Highest_Score _100s _50s
Matthew Maynard Category:Articles with hCards Glamorgan 5 242 48.40 151.25 72 0 3
Nick Knight Category:Articles with hCards Warwickshire 7 275 45.83 130.33 89 0 3
Robin Martin-Jenkins Category:Articles with hCards Sussex 5 133 44.33 134.34 56* 0 1

Question: What is Team Sussex's highest batting averages (top 10) score in the 2003 Twenty20 Cup?