Table2

Poisson Model for Number of Landslides					R.A. Crovelli
Percent Chance of One or More Landslides During a Specified Time
Mean Recurrence	Time (years)
Interval (years)	1	5	10	25	50	100
1	63.21206	99.32621	99.99546	100	100	100
2	39.34693	91.7915	99.32621	99.99963	100	100
5	18.12692	63.21206	86.46647	99.32621	99.99546	100
10	9.516258	39.34693	63.21206	91.7915	99.32621	99.99546
20	4.877058	22.11992	39.34693	71.34952	91.7915	99.32621
50	1.980133	9.516258	18.12692	39.34693	63.21206	86.46647
100	0.995017	4.877058	9.516258	22.11992	39.34693	63.21206
200	0.498752	2.469009	4.877058	11.75031	22.11992	39.34693
500	0.1998	0.995017	1.980133	4.877058	9.516258	18.12692
1000	0.09995	0.498752	0.995017	2.469009	4.877058	9.516258
2000	0.049988	0.249688	0.498752	1.24222	2.469009	4.877058
5000	0.019998	0.09995	0.1998	0.498752	0.995017	1.980133
10000	0.01	0.049988	0.09995	0.249688	0.498752	0.995017

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