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. Author manuscript; available in PMC: 2015 Jul 8.
Published in final edited form as: J Occup Environ Med. 2008 Jul;50(7):840–851. doi: 10.1097/JOM.0b013e31816b44dd

Fig. 1.

Fig. 1

Paid and unpaid hours for 52 consecutive work weeks beginning January 1, 2001 at three primary aluminum manufacturing sites (N = 4000).Total paid hours = 9,499,060, and total unpaid hours = 200,618.