Table 1
Table 1 Averaged annual total numbers of
tropical cyclones ( wind at least 17ms-1) and
intense tropical cyclones (wind at least 33 ms-1
and their standard deviations over all tropical cyclone
basins ( unit: number per yar). Data are retrived from
National Cliamte Data Center GTECCA dataset for the period
1970-95.
| | North
Atlantic
Basin | East
North
Pacific
Basin | North
Indian
Basin | Southwest
Indian
Basin | Southwest
Pacific
Basin | West
North
Pacific
Basin | Totals |
| Mean | TC | 9.3 | 17.8 | 5.2 | 10.6 | 16.4 | 26.8 | 86.1 |
| Intense TC | 5.0 | 10.3 | 2.0 | 4.8 | 7.5 | 16.4 | 45.9 |
| Std |
TC |
2.6 |
4.7 |
2.2 |
3.2 |
4.6 |
3.9 |
7.9 |
|
Intense TC |
1.7 |
3.5 |
1.9 |
2.6 |
2.6 |
3.4 |
7.0 |
Note: Totals = global total number.