Hill Climb By Kathleen Adams, Harriet Barovick, Tam Gray, Daniel S. Levy, Lina Lofaro, David Spitz, Joel Stein, Flora Tartakovsky and Chris Taylor Monday, Mar. 01, 1999 Subscriber content preview. or Log-In Share Facebook Twitter Tumblr LinkedIn StumbleUpon Reddit Digg Mixx Del.i.cious Google+ [This article consists of a chart and photograph--see below] ... To continue reading: or Log-In Want the full story? Subscribe Now Learn more about the benefits of being a TIME subscriberIf you are already a subscriber sign up — registration is free!