were has my bandwidth gone

[#1]

heres my speed results today.
i am on a 12mb profile and my through put speed is-

[#2]

o and it gets better is there a problem with plus net at the moment?

[#3]

changed gateways there and seems to be better now but still not the 11500kps that i always get.
if this is congestion on plusnets gateways or on bts network its about time they spent some hard cash to get this fixed