Change PMPro to only track visits for logged in users.

my_pmpro_report_login_wp_visits.php

/**
 * Change PMPro to not track visits at all
 * Add this code into a custom plugin or code snippet.
 */
function my_pmpro_report_login_wp_visits_only_for_users() {
	remove_action( 'wp', 'pmpro_report_login_wp_visits' );
}
add_action( 'init', 'my_pmpro_report_login_wp_visits_only_for_users' );