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Forty-six per cent of the offshore workforce in 2015 were classed as core workers, defined as those who spend
more than 100 nights offshore. Although the number of core personnel last year was 3 per cent lower than in 2014
(875 workers less), the ratio of core to non-core workers was one per cent higher.
Figure 45: Relationship between Total and Core Offshore Workforce
0
10,000
20,000
30,000
40,000
50,000
60,000
70,000
2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
Total Number of Personnel
Total Core Personnel
Total Number of Personnel
Source: Vantage POB
Figure 46: Relationship between Offshore Core Workforce and Industry Expenditure