I did wonder about the graph in general. I found some of the stats you mentioned:
Router Statistics
System Up Time: 38:46:47
Port Status TxPkts RxPkts Collision Pkts Tx b/s Rx b/s Up Time
WAN MER 11127111 20112659 0 21300 9433 38:45:02
LAN Up 14475033 7965742 0 1621 1010 38:46:47
WLAN (2.4 GHz) Up 2359400 808718 0 21844 22460 38:44:51
WLAN (5 GHz) Up 6715844 3559527 0 429376 24278 38:44:44
Broadband Link Downstream Upstream
Connection Speed (Kbps) 62695 20000
Line Attenuation (dB) DS1:13.6 DS2:30.2 DS3:45.6 US0:1.1 US1:23.7 US2:35.2
Noise Margin (dB) DS1:6.3 DS2:6.3 DS3:6.3 US0:6.1 US1:6.4 US2:6.3
The paste messed the formatting. You can view it clearer here
https://acrobat.adobe.com/link/track?uri=urn:aaid:sc...
I'll continue looking for the others.
Thanks