Study Table 1, which shows climatological data for an alpine research station in a sub-arctic tundra ecosystem.
Table 1: Climate data for the Tarfala Valley research station, Sweden
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Wind Speed (km/h) | 34 | 38 | 31 | 25 | 18 | 14 | 12 | 15 | 22 | 29 | 35 | 41 |
| Average Snow Depth (cm) | 85 | 92 | 98 | 74 | 32 | 5 | 0 | 0 | 12 | 35 | 58 | 74 |
Calculate the annual range of monthly average wind speed shown in Table 1.
