pg_stat_statements extension

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HI, Is there any good link that shows how to install pg_stat_statements
extension
I am getting below error

postgres=# CREATE EXTENSION pg_stat_statements;
ERROR:  could not open extension control file
"/usr/pgsql-11/share/extension/pg_stat_statements.control": No such file or
directory


Thanks.

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<div dir=3D"ltr"><div class=3D"gmail_default" style=3D"font-family:comic sa=
ns ms,sans-serif;color:#0000ff">HI, Is there any good link that shows how t=
o install=C2=A0pg_stat_statements extension </div><div class=3D"gmail_defau=
lt" style=3D"font-family:comic sans ms,sans-serif;color:#0000ff">I am getti=
ng below error</div><div class=3D"gmail_default" style=3D"font-family:comic=
 sans ms,sans-serif;color:#0000ff"><br></div><div class=3D"gmail_default" s=
tyle=3D"font-family:comic sans ms,sans-serif;color:#0000ff">postgres=3D# CR=
EATE EXTENSION pg_stat_statements;<br>ERROR: =C2=A0could not open extension=
 control file &quot;/usr/pgsql-11/share/extension/pg_stat_statements.contro=
l&quot;: No such file or directory<br></div><div class=3D"gmail_default" st=
yle=3D"font-family:comic sans ms,sans-serif;color:#0000ff"><br></div><div c=
lass=3D"gmail_default" style=3D"font-family:comic sans ms,sans-serif;color:=
#0000ff"><br></div><div><div dir=3D"ltr" class=3D"gmail_signature" data-sma=
rtmail=3D"gmail_signature"><div dir=3D"ltr"><div><div dir=3D"ltr"><div><div=
 dir=3D"ltr"><div><div dir=3D"ltr"><div><div dir=3D"ltr"><div><div dir=3D"l=
tr"><span style=3D"font-size:13px;background-color:rgb(255,255,255)"><div d=
ir=3D"ltr" style=3D"margin-right:0px"><font size=3D"2" face=3D"comic sans m=
s, sans-serif" color=3D"#0000ff">Thanks.</font></div><div dir=3D"ltr" style=
=3D"margin-right:0px"><br></div></span></div></div></div></div></div></div>=
</div></div></div></div></div></div></div></div>

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