[Ramrod]

For what it's worth, here's my 2 pence worth (SE London):
Wed, 12 May 2004 19:55:06 UTC
1st 128K took 1082 ms = 121139 Bytes/sec = approx 1008 kbits/sec
2nd 128K took 1061 ms = 123536 Bytes/sec = approx 1028 kbits/sec
3rd 128K took 1052 ms = 124593 Bytes/sec = approx 1037 kbits/sec
4th 128K took 1112 ms = 117871 Bytes/sec = approx 981 kbits/sec

and again:
Wed, 12 May 2004 19:58:30 UTC
1st 128K took 1052 ms = 124593 Bytes/sec = approx 1037 kbits/sec
2nd 128K took 1081 ms = 121251 Bytes/sec = approx 1009 kbits/sec
3rd 128K took 1072 ms = 122269 Bytes/sec = approx 1017 kbits/sec
4th 128K took 1051 ms = 124712 Bytes/sec = approx 1038 kbits/sec