Conversation so far:
What reality TV did Kim do in 2007?
began to appear in the reality television series Keeping Up with the Kardashians.
What is Keeping up with the Kardashians about?
Kris Jenner, her step-parent Caitlyn Jenner (Bruce), her siblings Kourtney, Khloe, and Rob Kardashian, and half-sisters Kendall and Kylie Jenner, began to appear in the reality television.

Question: What kind of ratings dod the show have 2007 -2009?
Self-contained rewrite: What kind of ratings did the show Keeping up with the Kardashians have in 2007 -2009?