| Cat. | Threshold | start date | end date | Max. duration | Max. M | |
| SPI3 | M = −1.0, −1.5, −2.0 | 07/01/2012 | 12/01/2012 | 5 | −4.22 | |
| M = −2.5, −3.0, −3.5, −4.0 | 08/01/2012 | 12/01/2012 | 4 | −4.22 | ||
| SPI6 | M = −1.0, −1.5, −2.0, −2.5 | 03/01/2011 | 06/01/2014 | 39 | −4.34 | |
| M = −3.0, −3.5, −4.0 | 11/01/2012 | 06/01/2014 | 19 | −4.34 | ||
| M = −1.0 | 09/01/2008 | 03/01/2018 | 114 | −2.25 | ||
| SPI48 | M = −1.5 | 04/01/2009 | 03/01/2018 | 107 | −2.25 | |
| M = −2.0 | 02/01/2012 | 03/01/2018 | 73 | −2.25 | ||