query: SELECT Operating_system ,  count(*) FROM web_client_accelerator GROUP BY Operating_system
question: Do Find that number of webs accelerators use for each Operating system.
query_toks: SELECT Operating_system , count ( * ) FROM web_client_accelerator GROUP BY Operating_system
query_toks_no_value: select operating_system , count ( * ) from web_client_accelerator group by operating_system
question_toks: Do Find that number of webs accelerators use for each Operating system.