Migration Policy Institute (migrationpolicy.org) State Workforce Data page snapshots (Common Crawl).
Below are the foreign-born 1990 workforce rows as text extracted from each state page.

State MD | URL: https://www.migrationpolicy.org/data/state-profiles/state/workforce/MD | timestamp 20200815192559
Foreign Born Population (16 and older) 285,985 % change: 2000-2011 71.9% Civilian labor force (age 16 and older) 205,633 % change: 1990-2000 4.1% Civilian Employed Workers (age 16 and older) 197,211

State CA | URL: https://www.migrationpolicy.org/data/state-profiles/state/workforce/CA | timestamp 20200928001351
Foreign Born Population (16 and older) 5,771,610 % change: 2000-2011 66.5% Civilian labor force (age 16 and older) 3,836,722 % change: 1990-2000 8.9% Civilian Employed Workers (age 16 and older) 3,495,724

State AK | URL: https://www.migrationpolicy.org/data/state-profiles/state/workforce/AK | timestamp 20240421172501
Foreign Born Population (16 and older) 21,950 % change: 2000-2011 70.8% Civilian labor force (age 16 and older) 15,531 % change: 1990-2000 5.2% Civilian Employed Workers (age 16 and older) 14,722

State ME | URL: https://www.migrationpolicy.org/data/state-profiles/state/workforce/ME | timestamp 20240305002433
Foreign Born Population (16 and older) 35,522 % change: 2000-2011 48.9% Civilian labor force (age 16 and older) 17,358 % change: 1990-2000 5.7% Civilian Employed Workers (age 16 and older) 16,364