[R] Year of data collection for 'diamonds' dataset in ggplot2

Marina Doucerain marinadoucerain at gmail.com
Mon Mar 26 18:46:15 CEST 2012


I'm wondering what was the year (or year range) of collection for the 
data included in the 'diamonds' dataset in ggplot2.
This information would be very helpful in interpreting the 'price' variable.

Thank you!

Marina Doucerain

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