I found my old trilogy rulebook(with some interesting things)

[myriverse]

You can see server populations if you check the Internet Archive for sites like Everlore back then.

On Feb 5, 2001 @ 10pm:

Server 	Status 	Players 	Days/Hours/Mins
Ayonae Ro	Up	2068	02:12:47
Bertoxxulous	Up	2524	00:22:19
Brell Serilis	Up	2324	02:11:55
Bristlebane	Up	2524	02:12:48
Cazic-Thule	Up	2162	02:11:53
Chat Server	Up	157	09:04:48
Drinal	Up	1921	02:12:48
Druzzil Ro	Up	1870	02:12:48
E'ci	Up	2582	02:12:48
Erollisi Marr	Up	2218	02:11:54
Fennin Ro	Up	2476	02:12:47
Innoruuk	Up	2406	02:12:47
Karana	Up	1941	00:22:19
Lanys T'Vyl	Up	2002	00:22:19
Luclin	Up	1970	02:12:47
Mithaniel Marr	Up	2010	00:22:19
Morell-Thule	Up	1980	02:11:41
Povar	Up	2189	02:12:47
Prexus	Up	2540	00:22:19
Quellious	Up	2278	00:22:19
Rallos Zek (PvP)	Up	1703	02:11:52
Rodcet Nife	Up	2345	00:22:19
Saryrn	Up	1950	00:22:19
Solusek Ro	Up	1987	02:12:47
Tallon Zek (PvP)	Up	1808	02:12:47
Tarew Marr	Up	2554	02:12:47
Terris-Thule	Up	2045	02:12:47
Test Server	Up	492	01:21:41
The Nameless	Up	2131	00:22:19
The Rathe	Up	2717	02:11:57
The Seventh Hammer	Up	1886	02:11:39
The Tribunal	Up	2297	02:12:47
Tholuxe Paells	Up	1997	02:12:48
Torvonnilous	Up	1943	00:22:19
Tunare	Up	2441	00:22:19
Vallon Zek (PvP)	Up	1828	02:12:46
Vazaelle	Up	1984	02:12:47
Veeshan	Up	2154	00:22:19
Xegony	Up	2457	02:11:48
Xev	Up	1898	02:12:47
 
Total Players: 82759