Occupation: Petroleum Pump System Operators, Refinery Operators, and Gaugers
Task: Clamp seals around valves to secure tanks.

Scale: Frequency of Task (Categories 1-7)
Category: 1
Value: 27.62 (N=44)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 2
Value: 19.02 (N=44)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 3
Value: 12.74 (N=44)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 4
Value: 9.51 (N=44)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 5
Value: 7.16 (N=44)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 6
Value: 17.14 (N=44)
Source: Incumbent, 06/2007

Scale: Frequency of Task (Categories 1-7)
Category: 7
Value: 6.81 (N=44)
Source: Incumbent, 06/2007

Scale: Importance
Value: 3.69 (N=43)
Source: Incumbent, 06/2007

Scale: Relevance of Task
Value: 54.14 (N=87)
Source: Incumbent, 06/2007