Fix comment on -v option

contrib/pgbench/README.pgbench_jis

@@ -82,10 +82,15 @@ pgbench $B$K$O$$$m$$$m$J%*%W%7%g%s$,$"$j$^$9!%(B
 -n		$B$3$N%*%W%7%g%s$r;XDj$9$k$H!$%Y%s%A%^!<%/3+;OA0$K(B vacuum $B$H(B
 		history $B$N%/%j%"$r9T$J$$$^$;$s!%(B
 
--v		$B$3$N%*%W%7%g%s$r;XDj$9$k$H!$%Y%s%A%^!<%/3+;OA0$K(B vacuum $B$H(B
-		history $B$N%/%j%"$r9T$J$$$^$9!%(B-v $B$H(B -n $B$r>JN,$9$k$H!$(B
-		$B:G>.8B$N(B vacuum $B$J$I$r9T$$$^$9!%$9$J$o$A!$(Bhistory $B$N:o=|!$(B
-		$B$H(B history, branches, history $B$N(B vacuum $B$r9T$$$^$9!%(B
+-v              $B$3$N%*%W%7%g%s$r;XDj$9$k$H!$%G%U%)%k%H$N;vA0%/%j!<%s%"%C(B
+                $B%W=hM}$K2C$(!$(Baccounts$B$r(BVACUUM ANALYZE$B$7$^$9!%(B
+
+		-v -n $B$NN>J}$r>JN,$7$?>l9g$N%G%U%)%k%H;vA0%/%j!<%s%"%C(B
+                $B%W=hM}$O!$0J2<$N=hM}$r9T$$$^$9!%(B
+
+		- history$B$+$i$NA49T:o=|(B
+		- branches, tellers, history$B$N(BVACUUM
+
 		$B$3$l$O!$(Bvacuum $B$N;~4V$r:G>.8B$K$7$J$,$i!$%Q%U%)!<%^%s%9$K(B
 		$B1F6A$9$k%4%_A]=|$r8z2LE*$K9T$$$^$9!%DL>o$O(B -v $B$H(B -n $B$r(B
 		$B>JN,$9$k$3$H$r$*$9$9$a$7$^$9!%(B