# of growers

Multi-attribute

Single-attribute

Fixed price

AVG

STD

AVG

STD

AVG

STD

10

211.67

15.14

185.50

7.65

121.21

7.54

40

227.37

4.11

190.84

1.11

120.47

7.55

70

230.09

1.57

191.26

0.29

121.44

7.51

100

230.56

0.52

191.32

0.13

121.37

7.57

140

230.63

0.04

191.33

0.01

120.65

7.59