Not really an update, but I took this picture this weekend :)
The Black Samurai by dimervansanten, on Flickr
It has changed since then ;)
1984-1989: 6,134 km (Corners: Witterhaar, Bedeldijk, Stroomdrift and De Vennen removed)
1990-2001: 6,049 km (widened to 10 meters)...