My Noise Margin Isnt Getting Lowered?

[#1]

Ive been with plusnet two months now and my noise margin never gets lowered under 14.0 whats up with that?
Uptime: 5 days, 6:04:32
DSL Type: G.992.1 annex A
Bandwidth (Up/Down) [kbps/kbps]: 448 / 8,128
Data Transferred (Sent/Received) [kB/kB]: 0.00 / 0.00
Output Power (Up/Down) [dBm]: 12.0 / 13.5
Line Attenuation (Up/Down) [dB]: 6.0 / 10.0
SN Margin (Up/Down) [dB]: 23.0 / 14.5
Vendor ID (Local/Remote): TMMB / TSTC
Loss of Framing (Local/Remote): 0 / 0
Loss of Signal (Local/Remote): 0 / 0
Loss of Power (Local/Remote): 0 / 0
Loss of Link (Remote): 0
Error Seconds (Local/Remote): 0 / 0
FEC Errors (Up/Down): 12 / 2,294
CRC Errors (Up/Down): 12 / 32
HEC Errors (Up/Down): 9 / 28

[#2]

I wouldn't worry about it, you're already syncing at 8128 so it's not causing any degradation to your speeds.

[#3]

Ok thank chris,its just i see here everyone else goes on about there 6.0 noise margin so i thought perhaps there was something wrong with my line as ive never lowered below 14.0,thanks for clearing that up for me.