2006
1. Beth Tweddle GBR 16.200
2. Nastia Liukin USA 16.050
2007
1. Ksenia Semenova RUS 16.350
2. Nastia Liukin USA 16.300
My guess would be she's referring to 2007. It was a higher score and a tighter difference between 1st and 2nd. She says in the interview that they retooled things afterwards and she went from 7.1D to 7.7D from 2007-2008.