Nlbwmon on /tmp?

Is your nlbwmon databases stored on /tmp?
I'm using a snapshot for the Raspberry Pi 4 and my /var is /tmp so my databases don't get stored.
Is it the same for other routers?

cd /var/lib/nlbwmon/

@OpenWrt:/tmp/lib/nlbwmon#

root@OpenWrt:/tmp/lib/nlbwmon# ls -l /
drwxr-xr-x    2 root     root          4096 Feb 13 15:35 bin
drwxr-xr-x    3 root     root         16384 Dec 31  1969 boot
drwxr-xr-x    7 root     root          2700 Mar  8 19:53 dev
drwxr-xr-x   19 root     root          4096 Feb 13 15:35 etc
drwxr-xr-x   11 root     root          4096 Feb 13 15:35 lib
lrwxrwxrwx    1 root     root             3 Feb 13 15:35 lib64 -> lib
drwx------    2 root     root          4096 Dec 31  1969 lost+found
drwxr-xr-x    2 root     root          4096 Feb 13 15:35 mnt
drwxr-xr-x    2 root     root          4096 Feb 13 15:35 overlay
dr-xr-xr-x   92 root     root             0 Dec 31  1969 proc
drwxr-xr-x    2 root     root          4096 Feb 13 15:35 rom
drwxr-xr-x    3 root     root          4096 Feb 25 23:52 root
drwxr-xr-x    2 root     root          4096 Feb 24 11:08 sbin
dr-xr-xr-x   12 root     root             0 Dec 31  1969 sys
drwxrwxrwt   17 root     root           480 Mar  9 11:46 tmp
drwxr-xr-x    8 root     root          4096 Mar  2 16:06 usr
lrwxrwxrwx    1 root     root             3 Feb 13 15:35 var -> tmp
drwxr-xr-x    4 root     root          4096 Feb 22 13:33 www

That is the default configuration, that you can change.