WP-CRON using too much resources

Wp-cron is using up too much CPU. My site right now gets like 10, that’s right, 10 hits a day, so it shouldn’t be using up much CPU.

I went into the wp_options table and to the cron and this is what I found. Any ideas of what I could do to fix

a:8:{i:1295668448;a:1:{s:22:”wpsc_hourly_cron_tasks”;a:1:{s:32:”40cd750bba9870f18aada2478b24840a”;a:3:{s:8:”schedule”;s:6:”hourly”;s:4:”args”;a:0:{}s:8:”interval”;i:3600;}}}i:1295678349;a:1:{s:16:”wp_update_themes”;a:1:{s:32:”40cd750bba9870f18aada2478b24840a”;a:3:{s:8:”schedule”;s:10:”twicedaily”;s:4:”args”;a:0:{}s:8:”interval”;i:43200;}}}i:1295679548;a:2:{s:16:”wp_version_check”;a:1:{s:32:”40cd750bba9870f18aada2478b24840a”;a:3:{s:8:”schedule”;s:10:”twicedaily”;s:4:”args”;a:0:{}s:8:”interval”;i:43200;}}s:17:”wp_update_plugins”;a:1:{s:32:”40cd750bba9870f18aada2478b24840a”;a:3:{s:8:”schedule”;s:10:”twicedaily”;s:4:”args”;a:0:{}s:8:”interval”;i:43200;}}}i:1295721497;a:1:{s:24:”akismet_scheduled_delete”;a:1:{s:32:”40cd750bba9870f18aada2478b24840a”;a:3:{s:8:”schedule”;s:5:”daily”;s:4:”args”;a:0:{}s:8:”interval”;i:86400;}}}i:1295722448;a:1:{s:21:”wpsc_daily_cron_tasks”;a:1:{s:32:”40cd750bba9870f18aada2478b24840a”;a:3:{s:8:”schedule”;s:5:”daily”;s:4:”args”;a:0:{}s:8:”interval”;i:86400;}}}i:1295738419;a:1:{s:9:”s3-backup”;a:1:{s:32:”40cd750bba9870f18aada2478b24840a”;a:3:{s:8:”schedule”;s:5:”daily”;s:4:”args”;a:0:{}s:8:”interval”;i:86400;}}}i:1295744148;a:1:{s:19:”wp_scheduled_delete”;a:1:{s:32:”40cd750bba9870f18aada2478b24840a”;a:3:{s:8:”schedule”;s:5:”daily”;s:4:”args”;a:0:{}s:8:”interval”;i:86400;}}}s:7:”version”;i:2;}