| Year | File type | File Name | File size | Notes |
|---|---|---|---|---|
| 2022 | .csv | slaa2022.csv | 124.7KB | |
| 2022 | zipped SAS | sas2022.zip | 92.2KB | Unzips to slaa2022.sas7bdat plus format files |
| 2020 | .csv | slaa2020.csv | 151.6KB | |
| 2020 | zipped SAS | slaa2020sas.zip | 1.1MB | Unzips to slaa2020.sas7bdat plus format files |
| 2020 | .sav | slaa2020.sav | 393.3KB | As with 2022, I believe this is an SPSS file. |
| 2018 | .csv | slaa2018.csv | 59.7KB | |
| 2018 | zipped SAS | slaa2018sas.zip | 59.3KB | Unzips to slaa2018.sas7bdat plus format files |
| 2018 | .sav | slaa2018.sav | 260.1KB | As with 2022, I believe this is an SPSS file. |
| 2016 | .csv | slaa2016f03_csv.zip | 29.6KB | |
| 2016 | zipped SAS | slaa2016f03_sas.zip | 1.1MB | Unzips to slaa2016f03.sas7bdat plus a format file |
| 2014 | .csv | slaa2014f01_csv.zip | 113.9KB | |
| 2014 | zipped SAS | slaa2014f01_sas.zip | 47.7KB | Unzips to slaa2020.sas7bdat plus format files |
| 2012 | .csv | SLAA2012F01a_csv.zip | 25.2KB | |
| 2012 | zipped ASCII | SLAA2012F01a_sas.zip | 46.0KB | Unzips to slaa2020.sas7bdat plus format files |
| 2010 | zipped ASCII | istla10a_ascii.zip | 73.2KB | |
| 2010 | zipped SAS | istla10a_sas.zip | 46.1KB | Unzips to istla10a.sas7bdat. |
| 2009 | zipped ASCII | istla09a_ascii.zip | 24.2KB | |
| 2009 | zipped SAS | istla09a_sas.zip | 43.7KB | Unzips to istla09a.sas7bdat. |
| 2008 | zipped ASCII | istla08a_ascii.zip | 24.2KB | |
| 2008 | zipped SAS | istla08a_sas.zip | 39.1KB | Unzips to final2008stla.sas7bdat. |
| 2007 | zipped ASCII | istla07a_ascii.zip | 24.1KB | |
| 2007 | zipped SAS | istla07a_sas.zip | 37.6KB | Unzips to istla07stla.sas7bdat. |
| 2006 | ASCII | istla06a_ascii.zip | 25.0KB | |
| 2006 | zipped SAS | istla06a_sas.zip | 37.3KB | Unzips to istla06stla.sas7bdat. |
| 2005 | ASCII | istla05a_ascii.zip | 24.8KB | |
| 2005 | zipped SAS | istla05a_sas.zip | 37.3KB | Unzips to istla05.sas7bdat. |
| 2004 | ASCII | istla04a_ascii.zip | 31.9KB | |
| 2004 | zipped SAS | istla04a_sas.zip | 58.0KB | Unzips to istla04a.sas7bdat. |
| 2003 | zipped ASCII | istla03b_ascii.zip | 31.9KB | |
| 2003 | zipped SAS | istla03b_sas.zip | 47.9KB | Unzips to istla03b.sas7bdat. |
| 2002 | zipped ASCII | istla02a_ascii.zip | 31.0KB | |
| 2002 | zipped SAS | istla02a_sas.zip | 57.1KB | Unzips to imstla02.sas7bdat. |
| 2001 | zipped ASCII | stla01b_ASCII.zip | 57.6KB | ASCII format. Unzips to a .TXT file. |
| 2001 | zipped SAS | istla01a_sas.zip | 47.1KB | Unzips to STLA01.sas7bdat. |
| 2000 | zipped ASCII | stla00b_ASCII.zip | 57.6KB | ASCII format. Unzips to a .TXT file. |
| 2000 | zipped SAS | istla00a_sas.zip | 41.2KB | Unzips to stla2000final.sas7bdat. |
| 1999 | zipped ASCII | stla99b_ASCII.zip | 30.7KB | ASCII format. Unzips to a .txt file. |
| 1998 | zipped ASCII | stla98b_ASCII.zip | 30.5KB | ASCII format. Unzips to a .txt file. |
| 1997 | zipped Access | stla97b_Access.zip | 57.6KB | Access format. Unzips to .mdb file. |
| 1996 | zipped Access | stla96b_Access.zip | 58.5KB | Access format. Unzips to .mdb file. |
| 1995 | zipped Access | stla95b_Access.zip | 48.6KB | Access format. Unzips to .mdb file. |
| 1994 | zipped Access | stla94b_Access.zip | 49.8KB | Access format. Unzips to .mdb file. |