How many times does the following loop execute?

int upperCaseLetters $=0$;

String str $=$ "abcdEfghI";

boolean found $=$ false;

for $($int $i=0$; $i$ str$.$length$()$ && $!$found; $i++)$

$\{$

char ch $=$ str$.$ charAt$(i)$;

if $($Character$.$isUpperCase$($ch$))$

$\{$

found $=$ true;

$\}$

$\}$

$9$ times

$1$ time

$8$ times

$5$ times