diff --git a/echo-client.rkt b/echo-client.rkt
index c0777ec..1c55853 100644
--- a/echo-client.rkt
+++ b/echo-client.rkt
@@ -95,8 +95,8 @@
   (define grow-complete-time (current-inexact-milliseconds))
   (define elapsed-sec (/ (- grow-complete-time start-time) 1000.0))
   (write-logbook-datum! Tgrowth (list old-count
-				      (/ (- waypoint old-count) elapsed-sec)
 				      (/ elapsed-sec (- waypoint old-count))
+				      (/ (- waypoint old-count) elapsed-sec)
 				      elapsed-sec
 				      waypoint)))