Here are the results from my Ubiquity Box in Chicago:
[root@srv1147 /]# wget
http://173.233.75.58/100mb.test
--2010-07-04 05:47:10--
http://173.233.75.58/100mb.test
Connecting to 173.233.75.58:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 104857600 (100M) [text/plain]
Saving to: `100mb.test'
100%[======================================>] 104,857,600 11.2M/s in 9.5s
2010-07-04 05:47:20 (10.5 MB/s) - `100mb.test' saved [104857600/104857600]
---------------------
I tested it on my personal internet connection as I am in NY. It seemed kind of slow as I have a really fast connection. It was averaging about 600KB until it got around the 30 MB mark & it started to creep up until peaking at 1.3MB.