@bkehoe this noise margin: 20.9 / 19.6 are plenty of headroom for your next upgrading to 330/30 pretty easily. But, for 160/30 as it will remain there for a very long time with no issues.
Your (top) compared to mine (bottom) for VDSL below:
VDSL Band Status U0 U1 U2 U3 U4 D1 D2 D3
Line Attenuation(dB): 3.3 12.3 19.1 N/A N/A 7.1 15.2 24.5
Signal Attenuation(dB): 3.3 11.6 18.2 N/A N/A 7.9 15.1 24.5
SNR Margin(dB): 15.4 15.1 15.0 N/A N/A 6.6 6.6 6.8
TX Power(dBm): -15.6 -31.1 -1.5 N/A N/A 9.3 7.8 7.0
VDSL Band Status U0 U1 U2 U3 U4 D1 D2 D3
Line Attenuation(dB): 2.5 13.5 22.3 N/A N/A 7.3 16.7 27.8
Signal Attenuation(dB): 2.5 12.6 21.1 N/A N/A 9.2 16.2 27.4
SNR Margin(dB): 15.4 12.6 14.2 N/A N/A 7.6 7.5 7.5
TX Power(dBm): -13.6 -29.9 1.1 N/A N/A 7.9 7.6 7.2
Last initialization procedure status: 0
Max: Upstream rate = 28961 Kbps, Downstream rate = 89066 Kbps
Bearer: 0, Upstream rate = 19999 Kbps, Downstream rate = 79999 Kbps
Bearer: 1, Upstream rate = 0 Kbps, Downstream rate = 0 Kbps
Link Power State: L0
Mode: VDSL2 Annex B
VDSL2 Profile: Profile 17a
TPS-TC: PTM Mode(0x0)
Trellis: U:ON /D:ON
Line Status: No Defect
Training Status: Showtime
Down Up
SNR (dB): 7.6 16.7
Attn(dB): 12.0 0.0
Pwr(dBm): 12.4 1.2
Interleave depth: 16 1
INP: 48.00 0
G.INP: Enabled Not enabled