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. Author manuscript; available in PMC: 2018 Jun 1.
Published in final edited form as: J Prim Prev. 2017 Jun;38(3):221–248. doi: 10.1007/s10935-017-0471-x

Table 1.

Summary Statistics of Prices Paid by Consumers, RAND West Coast States Survey, 2013–2014

Medical
OR
CO
WA
W1 W2 W3 W1 W2 W3 W1 W2 W3
Price per gram ($) 8.51 6.88 8.78 7.98 7.19 10.20 10.65 8.81 13.45
Amount (in grams) 7.05 9.20 6.87 5.46 7.79 5.00 4.70 5.23 4.64
Supplier (%)
 Dealer 0.09 0.09 0.06 0.13 0.05 0.00 0.22 0.17 0.17
 Friend 0.27 0.27 0.31 0.20 0.10 0.04 0.37 0.26 0.17
 Medical Dispensary 0.55 0.55 0.37 0.60 0.80 0.64 0.33 0.56 0.54
 Recreational n/a 0.00 0.06 n/a 0.00 0.32 n/a 0.00 0.12
Dispensary
 Other 0.09 0.09 0.19 0.07 0.05 0.00 0.04 0.00 0.00
High Quality (%) 0.72 0.64 0.62 0.60 0.75 0.68 0.67 0.70 0.58
Number of Observations 10 10 15 14 19 25 27 22 22

Recreational

Price per gram ($) 8.63 8.02 7.70 9.94 9.26 9.20 10.40 9.04 12.21
Amount (in grams) 6.15 7.37 8.81 6.95 5.45 4.53 5.73 6.20 3.77
Supplier (%)
 Dealer 0.20 0.20 0.06 0.18 0.09 0.00 0.25 0.10 0.14
 Friend 0.70 0.73 0.81 0.36 0.38 0.07 0.54 0.65 0.38
 Medical Dispensary 0.10 0.07 0.06 0.36 0.48 0.47 0.12 0.20 0.14
 Recreational n/a 0.00 0.06 n/a 0.00 0.47 n/a 0.00 0.24
Dispensary
 Other 0.00 0.00 0.00 0.09 0.05 0.00 0.08 0.05 0.09
High Quality (%) 0.70 0.80 0.62 0.91 0.62 0.60 0.71 0.60 0.57
Number of Observations 10 15 16 11 21 15 24 20 21

Note. W1- wave 1 (October 2013); W2- wave 2 (May 2014); W3- wave 3 (October 2014)