Occupation: Petroleum Pump System Operators, Refinery Operators, and Gaugers
Task: Control or operate manifold and pumping systems to circulate liquids through a petroleum refinery.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 0 (N=73)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 0 (N=73)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 0.74 (N=73)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 7.1 (N=73)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 49.97 (N=73)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 18.77 (N=73)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 23.42 (N=73)
Source: Incumbent, 06/2007

Scale: Importance
Value: 4.53 (N=74)
Source: Incumbent, 06/2007

Scale: Relevance of Task
Value: 78.36 (N=92)
Source: Incumbent, 06/2007