This is from my raymii.org cluster:
$ ansible sparklingnetwork -a "vnstat -m"
vps13.sparklingclouds.nl | success | rc=0 >>
eth0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Sep '12 299.27 GiB | 424.53 GiB | 723.80 GiB | 2.34 Mbit/s
Oct '12 781.32 GiB | 1.41 TiB | 2.17 TiB | 6.97 Mbit/s
Nov '12 756.76 GiB | 1.55 TiB | 2.29 TiB | 7.58 Mbit/s
Dec '12 0.99 TiB | 1.24 TiB | 2.22 TiB | 7.13 Mbit/s
Jan '13 880.02 GiB | 979.28 GiB | 1.82 TiB | 5.82 Mbit/s
Feb '13 258.31 GiB | 286.87 GiB | 545.19 GiB | 5.96 Mbit/s
------------------------+-------------+-------------+---------------
estimated 814.66 GiB | 904.73 GiB | 1.68 TiB |
vps11.sparklingclouds.nl | success | rc=0 >>
venet0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Sep '12 485.80 MiB | 5.28 GiB | 5.76 GiB | 18.64 kbit/s
Oct '12 3.97 GiB | 141.75 GiB | 145.72 GiB | 456.38 kbit/s
Nov '12 5.62 GiB | 243.05 GiB | 248.68 GiB | 804.81 kbit/s
Dec '12 5.94 GiB | 262.05 GiB | 267.99 GiB | 839.33 kbit/s
Jan '13 274.12 MiB | 5.22 GiB | 5.49 GiB | 17.19 kbit/s
Feb '13 87.53 MiB | 310.47 MiB | 398.00 MiB | 4.17 kbit/s
------------------------+-------------+-------------+---------------
estimated 269 MiB | 959 MiB | 1.20 GiB |
vps12.sparklingclouds.nl | success | rc=0 >>
eth0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Sep '12 906.05 GiB | 1.59 TiB | 2.48 TiB | 8.21 Mbit/s
Oct '12 2.28 TiB | 5.33 TiB | 7.61 TiB | 24.39 Mbit/s
Nov '12 2.27 TiB | 5.07 TiB | 7.34 TiB | 24.34 Mbit/s
Dec '12 2.96 TiB | 6.77 TiB | 9.73 TiB | 31.20 Mbit/s
Jan '13 2.03 TiB | 4.68 TiB | 6.70 TiB | 21.50 Mbit/s
Feb '13 416.34 GiB | 851.26 GiB | 1.24 TiB | 13.86 Mbit/s
------------------------+-------------+-------------+---------------
estimated 1.28 TiB | 2.62 TiB | 3.90 TiB |
vps1.sparklingclouds.nl | success | rc=0 >>
venet0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Sep '12 254.68 MiB | 407.71 MiB | 662.39 MiB | 2.09 kbit/s
Oct '12 192.07 MiB | 915.48 MiB | 1.08 GiB | 3.39 kbit/s
Nov '12 203.95 MiB | 1.21 GiB | 1.40 GiB | 4.55 kbit/s
Dec '12 240.79 MiB | 843.86 MiB | 1.06 GiB | 3.32 kbit/s
Jan '13 202.49 MiB | 672.25 MiB | 874.74 MiB | 2.68 kbit/s
Feb '13 99.00 MiB | 276.31 MiB | 375.31 MiB | 4.16 kbit/s
------------------------+-------------+-------------+---------------
estimated 324 MiB | 904 MiB | 1.20 GiB |
vps17.sparklingclouds.nl | success | rc=0 >>
eth0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Jan '13 91.04 MiB | 102.99 MiB | 194.03 MiB | 0.59 kbit/s
Feb '13 685.28 MiB | 675.14 MiB | 1.33 GiB | 14.46 kbit/s
------------------------+-------------+-------------+---------------
estimated 2.10 GiB | 2.07 GiB | 4.17 GiB |
vps20.sparklingclouds.nl | success | rc=0 >>
venet0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Jan '13 64.24 MiB | 280.19 MiB | 344.43 MiB | 1.05 kbit/s
Feb '13 84.43 MiB | 128.39 MiB | 212.83 MiB | 2.27 kbit/s
------------------------+-------------+-------------+---------------
estimated 264 MiB | 403 MiB | 667 MiB |
vps18.sparklingclouds.nl | success | rc=0 >>
eth0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Jan '13 6.95 GiB | 388.18 MiB | 7.33 GiB | 22.96 kbit/s
Feb '13 4.79 GiB | 686.50 MiB | 5.46 GiB | 59.70 kbit/s
------------------------+-------------+-------------+---------------
estimated 15.10 GiB | 2.11 GiB | 17.21 GiB |
vps21.sparklingclouds.nl | success | rc=0 >>
venet0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Feb '13 178.46 GiB | 3.43 GiB | 181.89 GiB | 1.98 Mbit/s
------------------------+-------------+-------------+---------------
estimated 560.20 GiB | 10.77 GiB | 570.96 GiB |
vps7.sparklingclouds.nl | success | rc=0 >>
eth0 / monthly
month rx | tx | total | avg. rate
------------------------+-------------+-------------+---------------
Jan '13 752.09 MiB | 5.45 MiB | 757.54 MiB | 2.32 kbit/s
Feb '13 406.29 MiB | 4.20 MiB | 410.49 MiB | 4.38 kbit/s
------------------------+-------------+-------------+---------------
estimated 1.25 GiB | 12 MiB | 1.26 GiB |
[continued in next post]