"Normal" changes from year to year. Normal for 2009? Nope, but this may be normal for 2013-2014. I went from having 2.5K as my highest limit to 19.5K in 2013. Congratulations on your approvals! That's valuable information for the forum. What did you report as income?
Since you got all of these cards so close together, you may consider closing the secured card if you haven't already. It's of no value to you, obviously.
Oh by the way, good choices on that last round of apps