Instant Winners Tab paging - custom number of entries per page

/**
 * Custom number of instant winners per page in instant winners TAB
 */
add_filter( 'woocommerce_lottery_instant_winners_per_page', 'woocommerce_lottery_instant_winners_per_page_custom', 100 );

function woocommerce_lottery_instant_winners_per_page_custom() {

    return 30;
}