Created with Raphaƫl 2.1.0
2
4
6
8
10
12
5
Fewer than 40
7
40-45 hours
5
46-50 hours
8
51-55 hours
13
56-60 hours
7
61-65 hours
1
66-70 hours
2
71-75 hours
3
75 hours or more
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Please activate JavaScript to see the interactive chart.