This page can viewed with the URL mentioned in stats uri so in this case, it is http://x.x.x.x/haproxy?stats;
a demo of this page can be viewed here.
stats auth haproxy:sysadmin # Credentials for HAProxy Statistic report page.
The balance directive specifies the load balancing algorithm to use. Options available are Round Robin (roundrobin), Static Round Robin (static-rr), Least Connections (leastconn), Source (source), URI (uri) and URL parameter (url_param).