+foreach ( array( 'user_register', 'deleted_user', 'wpmu_new_user', 'make_spam_user', 'make_ham_user' ) as $action )
+ add_action( $action, 'wp_maybe_update_network_user_counts' );
+foreach ( array( 'make_spam_blog', 'make_ham_blog', 'archive_blog', 'unarchive_blog', 'make_delete_blog', 'make_undelete_blog' ) as $action )
+ add_action( $action, 'wp_maybe_update_network_site_counts' );
+unset( $action );