Table:
text: Dancing with the Stars (U.S. season 1)
Average chart
Average chart
Rank_by_average Place Couple Total Number_of_dances Average
1 2 John & Charlotte 199 8 24.8
2 4 Rachel & Jonathan 95 4 23.3
3 1 Kelly & Alec 179 8 22.3
4 3 Joey & Ashly 128 6 21.2
5 6 Trista & Louis 37 2 18.5
6 5 Evander & Edyta 45 3 15.0

Question: What is the highest average with 6 dances and over 128 overall in the Dancing with the Stars (US Season 1) average chart?