Per capita head lettuce, romaine, leaf lettuce, and spinach availability, 1970-2005.
![Per capita head lettuce, romaine, leaf lettuce, and spinach availability, 1970-2005.](/webdocs/charts/58954/indicators_longrun_fig1_768px.gif?v=992.2)
Per capita head lettuce, romaine, leaf lettuce, and spinach availability, 1970-2005.
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Per capita head lettuce, romaine, leaf lettuce, and spinach availability, 1970-2005.