From August 2014 (before barriers were installed) to February 2015 (after), the number of bikes using King Street (both directions, road bed and sidewalk combined) soared 71 percent.

And in the same period, Honolulu bicycle coordinator Chris Sayers said Monday, the number of bikes on the sidewalk plummeted 65 percent.

Full story: http://www.peopleforbikes.org/blog/entry/honolulu-installs-protected-bike-lane-sees-massive-drop-in-sidewalk-biking