Well the load is very high there, I guess you'll need to just deactivate plugins and see if it goes down. Who's your host??
I am hosted by "justhost"
i have removed 90 percent of the plugins and now the result is
Generated in 0.2474501 seconds (82.44% PHP / 17.56% MySQL)
SQL Queries: 58 / Global Parsing Time: 0.0838912 / Memory Usage: 27 MB
previous was
Generated in 0.9418302 seconds (24.00% PHP / 76.00% MySQL)
SQL Queries: 59 / Global Parsing Time: 0.0854650 / Memory Usage: 27.75 MB