user@Debian12:~# vnstat -m

 eth0  /  monthly

        month        rx      |     tx      |    total    |   avg. rate
     ------------------------+-------------+-------------+---------------
       2024-07     94.53 GiB |   34.56 GiB |  129.09 GiB |  414.01 kbit/s
       2024-08    752.73 GiB |   33.13 TiB |   33.87 TiB |  111.22 Mbit/s
       2024-09    675.16 GiB |   25.52 TiB |   26.18 TiB |   88.84 Mbit/s
       2024-10    847.87 GiB |   36.30 TiB |   37.13 TiB |  121.94 Mbit/s
       2024-11     86.54 GiB |    3.51 TiB |    3.60 TiB |  111.63 Mbit/s
     ------------------------+-------------+-------------+---------------
     estimated    791.20 GiB |   32.12 TiB |   32.89 TiB |
user@Debian12:~# vnstat -d

 eth0  /  daily

          day        rx      |     tx      |    total    |   avg. rate
     ------------------------+-------------+-------------+---------------
     2024-10-06    21.26 GiB |  882.36 GiB |  903.62 GiB |   89.84 Mbit/s
     2024-10-07    22.33 GiB |  822.30 GiB |  844.62 GiB |   83.97 Mbit/s
     2024-10-08    21.92 GiB |  862.27 GiB |  884.19 GiB |   87.91 Mbit/s
     2024-10-09    25.03 GiB |  917.68 GiB |  942.70 GiB |   93.72 Mbit/s
     2024-10-10    28.61 GiB |    1.04 TiB |    1.07 TiB |  108.83 Mbit/s
     2024-10-11    23.56 GiB |    1.10 TiB |    1.12 TiB |  114.47 Mbit/s
     2024-10-12    25.08 GiB |    1.17 TiB |    1.19 TiB |  121.12 Mbit/s
     2024-10-13    30.54 GiB |    1.22 TiB |    1.25 TiB |  127.32 Mbit/s
     2024-10-14    22.99 GiB |    1.14 TiB |    1.17 TiB |  118.74 Mbit/s
     2024-10-15    28.91 GiB |    1.23 TiB |    1.25 TiB |  127.61 Mbit/s
     2024-10-16    30.11 GiB |    1.13 TiB |    1.16 TiB |  117.94 Mbit/s
     2024-10-17    29.10 GiB |    1.27 TiB |    1.29 TiB |  131.78 Mbit/s
     2024-10-18    33.11 GiB |    1.65 TiB |    1.68 TiB |  170.78 Mbit/s
     2024-10-19    38.10 GiB |    1.61 TiB |    1.64 TiB |  167.26 Mbit/s
     2024-10-20    29.73 GiB |    1.32 TiB |    1.35 TiB |  137.24 Mbit/s
     2024-10-21    34.56 GiB |    1.49 TiB |    1.53 TiB |  155.27 Mbit/s
     2024-10-22    27.24 GiB |    1.21 TiB |    1.23 TiB |  125.39 Mbit/s
     2024-10-23    32.41 GiB |    1.38 TiB |    1.41 TiB |  143.93 Mbit/s
     2024-10-24    34.05 GiB |    1.56 TiB |    1.59 TiB |  162.18 Mbit/s
     2024-10-25    27.87 GiB |    1.24 TiB |    1.26 TiB |  128.73 Mbit/s
     2024-10-26    28.74 GiB |    1.42 TiB |    1.45 TiB |  147.32 Mbit/s
     2024-10-27    26.33 GiB |    1.26 TiB |    1.29 TiB |  131.27 Mbit/s
     2024-10-28    28.46 GiB |    1.18 TiB |    1.20 TiB |  122.50 Mbit/s
     2024-10-29    21.89 GiB |    1.03 TiB |    1.05 TiB |  107.00 Mbit/s
     2024-10-30    25.81 GiB |    1.22 TiB |    1.25 TiB |  127.09 Mbit/s
     2024-10-31    26.25 GiB |    1.25 TiB |    1.28 TiB |  129.81 Mbit/s
     2024-11-01    29.49 GiB |    1.02 TiB |    1.05 TiB |  107.06 Mbit/s
     2024-11-02    24.60 GiB |    1.21 TiB |    1.24 TiB |  125.74 Mbit/s
     2024-11-03    22.61 GiB |    1.13 TiB |    1.15 TiB |  117.55 Mbit/s
     2024-11-04     9.83 GiB |  150.42 GiB |  160.26 GiB |   56.65 Mbit/s
     ------------------------+-------------+-------------+---------------
      estimated    34.97 GiB |  534.83 GiB |  569.80 GiB |
user@Debian12:~#