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db<>fiddle
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1 rows affected
1 rows affected
1 rows affected
1 rows affected
1 rows affected

dbms_output:
peter
create table peter_data as select kind,time_period,amount   from all_data  where kind = 'peter'
maria
create table maria_data as select kind,time_period,amount   from all_data  where kind = 'maria'
eric
create table eric_data as select kind,time_period,amount   from all_data  where kind = 'eric'
KIND TIME_PERIOD AMOUNT
peter 21-SEP-22 1000
peter 22-SEP-22 2000
KIND TIME_PERIOD AMOUNT
maria 21-SEP-22 1000
KIND TIME_PERIOD AMOUNT
eric 21-SEP-22 1000