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Table 6

estimated for different models and runs of observation.

A, B, C, D (n = 8) E, F (n = 11)

Runs N k k

1 month 15 37 1.4106 34 1.4295
2 months 16 40 1.3940 37 1.4106
4 months 18 46 1.3659 43 1.3791
6 months 20 52 1.3429 49 1.3538
10 months 21 55 1.3329 52 1.3429
1 yr 22 58 1.3238 55 1.3329
4 yr 30 82 1.2700 79 1.2753
6 yr 36 100 1.2434 97 1.2473
12 yr 53 151 1.1965 148 1.1986
16 yr 67 193 1.1731 190 1.1745
18 yr 89 259 1.1488 256 1.1497
20 yr 95 277 1.1437 274 1.1446

Notes. The values are estimated by considering p = 5% in Eq. (8). We recall that the parameters n, N et k correspond respectively to the number of parameters describing the model, the number of data points and the degrees of freedom.

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