Occupation: Petroleum Pump System Operators, Refinery Operators, and Gaugers
Task: Collect product samples by turning bleeder valves, or by lowering containers into tanks to obtain oil samples.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 0.11 (N=77)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 6.43 (N=77)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 11.44 (N=77)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 5.69 (N=77)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 44.19 (N=77)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 20.24 (N=77)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 11.9 (N=77)
Source: Incumbent, 06/2007

Scale: Importance
Value: 4.07 (N=77)
Source: Incumbent, 06/2007

Scale: Relevance of Task
Value: 87.73 (N=92)
Source: Incumbent, 06/2007