# IPUMS-USA: Why is WKSWORK1 not available after 2007? The survey only asked the intervalled WKSWORK2?

**URL:** <https://forum.ipums.org/t/ipums-usa-why-is-wkswork1-not-available-after-2007-the-survey-only-asked-the-intervalled-wkswork2/823>\
**Category:** USA\
**Created:** [March 11, 2015, 4:17pm UTC](https://forum.ipums.org/t/ipums-usa-why-is-wkswork1-not-available-after-2007-the-survey-only-asked-the-intervalled-wkswork2/823 "2015-03-11T16:17:00Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![rothsf](https://avatars.discourse-cdn.com/v4/letter/r/4bbf92/32.png) [@rothsf](https://forum.ipums.org/u/rothsf)\
**Post date:** [March 11, 2015, 4:17pm UTC](https://forum.ipums.org/t/ipums-usa-why-is-wkswork1-not-available-after-2007-the-survey-only-asked-the-intervalled-wkswork2/823/1 "2015-03-11T16:17:00Z")

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Thanks for any insights.

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**Author:** ![Tim\_Moreland](https://avatars.discourse-cdn.com/v4/letter/t/f1d935/32.png) [@Tim\_Moreland](https://forum.ipums.org/u/Tim_Moreland)\
**Post date:** [March 11, 2015, 7:44pm UTC](https://forum.ipums.org/t/ipums-usa-why-is-wkswork1-not-available-after-2007-the-survey-only-asked-the-intervalled-wkswork2/823/2 "2015-03-11T19:44:00Z")

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You are correct. Starting in 2008, the [ACS questionnaire](https://usa.ipums.org/usa-action/variables/WKSWORK2#questionnaire_text_section) collected only intervalled responses to the number of weeks worked in the past year.

Hope this helps.