Does it shows current stats/can you tell me time period is it for seconds

Question

set pages 500 lines 110
clear col bre buffer
col tablespace_name format a15 hea 'TABLESPACE'
col file_name format a24 hea 'DATAFILE'
break on tablespace_name skip
select tablespace_name, regexp_replace(file_name,'^.*.\/.*.\/', '') file_name,
sum(phyrds) reads, sum(phywrts) writes, sum(phyrds)+sum(phywrts) total
from dba_data_files, v$filestat
where file_id=file# group by tablespace_name, file_name
order by tablespace_name, file_name;

Answer 1

update on this
does the below query sghows present time period stats?
if yes can you provide query to find out stats (time period )for last two weeks.
thanks
set pages 500 lines 110
clear col bre buffer
bre on REPORT;
comp sum lab Total min lab Minimum max lab Maximum of reads on REPORT;
comp sum lab Total min lab Minimum max lab Maximum of writes on REPORT;
comp sum lab Total min lab Minimum max lab Maximum of total on REPORT;
col datafile format a45
select name datafile, phyrds reads, phywrts writes, phyrds+phywrts total
from v$datafile a, v$filestat b where a.file# = b.file# order by total desc;
DATAFILE...........................................READS.....WRITES......TOTAL
+DATA0/orcl/datafile/sysaux.262.612285947...........6807.....387337.....394144
+DATA0/orcl/datafile/undotbs1.261.612285943...........33.....105762.....105795
+DATA0/orcl/datafile/system.260.612285927..........10292......47710......58002
+DATA0/orcl/datafile/users.267.612285961.............297.......7528.......7825
+DATA0/orcl/datafile/users.266.612285961.............291.......6848.......7139
+DATA0/orcl/datafile/tst10.269.612743101............5237........135.......5372
+DATA0/orcl/datafile/tst10.271.612743105.............344........214........558
+DATA0/orcl/datafile/tst10.270.612743103.............296........182........478
+DATA0/orcl/datafile/tst10.272.612743107.............199.........87........286
+DATA0/orcl/datafile/tst10.273.612743109..............73.........46........119
+DATA0/orcl/datafile/tst10.274.612743111..............47.........29.........76
+DATA0/orcl/datafile/example.265.612285957............13..........8.........21
Minimum...............................................13..........8.........21
Maximum............................................10292.....387337.....394144
Total..............................................23929.....555886.....579815