1999
Jan 60:(1),1–71 Feb 60:(2),72–137 Mar 60:(3),138–210 Apr 60:(4),211–278
May 60:(5),279–353 Jun 60:(6),354–422 Jul 60:(7),423–503 Aug 60:(8),504–569
Sep 60:(9),570–644 Oct 60:(10),645–727 Nov 60:(11),728–810 Dec 60:(12),811–907
60(Suppl 1) 60(Suppl 2) 60(Suppl 3) 60(Suppl 4) 60(Suppl 5) 60(Suppl 6)
60(Suppl 7) 60(Suppl 8) 60(Suppl 9) 60(Suppl 10) 60(Suppl 12) 60(Suppl 13)
60(Suppl 14) 60(Suppl 15) 60(Suppl 16) 60(Suppl 17) 60(Suppl 18) 60(Suppl 19)
60(Suppl 20) 60(Suppl 21) 60(Suppl 22) 60(Suppl 23)