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Table 2 Number of frequency of cases for the explanatory variables

From: Exploring quality and its value in the Italian olive oil market: a panel data analysis

  Variables 2012 2013 2014 3 years
Obs Freq Obs Freq Obs Freq Obs Freq
Product attributes Light fruity taste 21 8.8 25 9.3 16 6.2 62 8.1
Medium fruity taste 187 78.6 201 74.7 195 75 583 76
Intense fruity taste 30 12.6 43 16 49 18.8 122 15.9
Bottle size 0.25 l 12 5 17 6.3 18 6.9 47 6.1
Bottle size 0.5 l 217 91.2 243 90.3 235 90.4 695 90.6
Bottle size 0.75 l 9 3.8 9 3.3 7 2.7 25 3.3
Local varieties 172 72.3 178 66.2 169 65 519 67.7
Monovarietal 112 47.1 132 49.1 126 48.5 370 48.1
Farm and production process attributes Olive oil prod < 35 hl 85 35.7 106 39.4 93 35.8 390 37.0
Olive oil prod 35–134 hl 74 31.1 80 29.7 85 32.7 319 31.2
Olive oil prod 135–235 hl 20 8.4 21 7.8 23 8.8 85 8.3
Olive oil prod 236–335 hl 10 4.2 16 5.9 17 6.5 59 5.5
Olive oil prod > 335 hl 49 20.6 46 17.1 42 16.2 183 18.0
Hand picking and beating 118 49.6 142 52.8 130 50 390 50.8
Farm olive oil mill 123 51.7 130 48.3 126 48.5 379 49.4
Cooperative 24 10.1 23 8.6 20 7.7 67 8.7
Purchased olives > 50% 48 20.2 49 18.2 45 17.3 142 18.5
EVOO from organic farming 73 30.7 80 29.7 87 33.5 240 31.3
Ecosustainability award 155 65.1 184 68.4 185 71.2 524 68.3
Farm ranking 80–84 49 20.6 68 25.3 54 20.8 171 22.3
Farm ranking 85–89 84 35.3 84 31.2 93 35.8 261 34
Farm ranking 90–94 67 28.2 68 25.3 60 23.1 195 25.4
Farm ranking 95–100 40 16.8 49 18.2 53 20.4 142 18.5
Geographic al origin attributes North 31 13 32 11.9 26 10 89 11.6
Center 130 54.6 153 56.9 156 60 439 57.2
South 77 32.4 84 31.2 78 30 239 31.2
GIs 92 38.7 85 31.6 85 32.7 262 34.2
  Observations 238 100 269 100 260 100 767 100
  1. Source: our elaborations on FLOS OLEI (editions 2013, 2014, and 2015)