historical information of Oracle Instance startup time

SQL> SELECT STARTUP_TIME FROM dba_hist_database_instance ORDER BY startup_time DESC;
STARTUP_TIME
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12-JUL-21 09.10.09.000 AM
16-APR-21 07.53.43.000 AM
16-APR-21 07.53.43.000 AM
12-JAN-20 12.36.43.000 AM
12-JAN-20 12.30.40.000 AM
12-JAN-20 12.28.10.000 AM
12-JAN-20 12.23.46.000 AM
12-JAN-20 12.13.55.000 AM