Going down and in some localities, down significantly...
For those who are looking for the definitive analysis of this data, I strongly recommend reading "More Guns, Less Crime" by John Lott Phd. He's done all the data gathering to ensure apples to apples comparison, fully analyzed different questions and presents the results as both absolute bottom line and trend data (both tables and graphs). It's a bit dry but you can skip the statistical formula and just go for the results and graphs.
Be sure to get the 3rd edition as it has the most up to date data and a chapter dedicated to countering false claims by the Brady group and other Anti's