Table 1

Eigenvalues of the principal component (PC) analysis for the four data sets, given as percent of the total variance (rounded off to the nearest whole percentage point). Note that the first component captures the lion's share of the variance, and that the second component is also quite sizable.

Data set

Egv 1

Egv 2

Egv 3

Egv4

Egv5

Egv6

Egv7

Egv8

Egv9


Furs

61%

13%

9%

6%

5%

4%

1%

1%

--

Furs + NAO

55%

12%

10%

7%

5%

5%

3%

2%

1%

Furs + ENSO

54%

14%

9%

7%

5%

5%

3%

2%

1%

Furs + temp

56%

12%

11%

7%

5%

4%

3%

2%

1%


Loeuille and Ghil BMC Ecology 2004 4:6   doi:10.1186/1472-6785-4-6

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