Cat.

Threshold

start date

end date

Max. duration

Max. M

SPI3

M = −1.0, −1.5, −2.0, −2.5

03/01/2007

10/01/2007

7

−2.57

M = −1.0

07/01/2008

11/01/2008

4

−2.16

SPI6

M = −1.5, −2.0

08/01/2008

11/01/2008

3

−2.16