Oracle 11g

I'm new to 11g.  I can not see last_analyzed column and statistics in dba_tables in my database. Does this mean the statis collection is not working?

select CLIENT_NAME from DBA_AUTOTASK_CLIENT returns

auto optimizer stats collection

auto space advisor

sql tuning advisor

select * from DBA_AUTOTASK_CLIENT_JOB returns

sql tuning advisor ORA$AT_SQ_SQL_SW_2174 RUNNING AUTO_SQL_TUNING_PROG SQL Workload automatic sql workload HIGH automatic sql tuning task
auto space advisor ORA$AT_SA_SPC_SY_2173 RUNNING auto_space_advisor_prog System system HIGH auto space advisor job
auto optimizer stats collection ORA$AT_OS_OPT_SY_2172 RUNNING gather_stats_prog System system HIGH auto optimizer stats job