                                          The SAS System         15:22 Monday, November 9, 2009   1

                                        The MEANS Procedure

      Variable              N            Mean         Std Dev         Minimum         Maximum
      ƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒ
      lnWTP               115       4.4209707       0.7504077       2.1224055       6.2213056
      year_indx           120       9.6750000       6.4223382       1.0000000      28.0000000
      discrete            120       0.2750000       0.4483865               0       1.0000000
      volunt              120       0.0500000       0.2188588               0       1.0000000
      nonparam            120       0.5000000       0.5020964               0       1.0000000
      INCOME              120        57049.59        13946.26        34955.22       158347.16
      ladder_study        120       0.3416667       0.4762570               0       1.0000000
      OUTLIER_BIDS        120       0.9416667       0.2353554               0       1.0000000
      single_river        120       0.2250000       0.4193332               0       1.0000000
      single_lake         120       0.0833333       0.2775443               0       1.0000000
      multiple_river      120       0.0583333       0.2353554               0       1.0000000
      regional_fresh      120       0.3583333       0.4815213               0       1.0000000
      salt_pond           120       0.0333333       0.1802581               0       1.0000000
      num_rivers_ponds    120       1.0083333       2.9831342               0      15.0000000
      mr                  120       0.0750000       0.2644957               0       1.0000000
      mp                  120       0.0166667       0.1285559               0       1.0000000
      nonusers            120       0.0916667       0.2897647               0       1.0000000
      allmult             120       0.1833333       0.3885620               0       1.0000000
      nonspec             120       0.4166667       0.4950738               0       1.0000000
      lnquality_ch        120       2.9080678       0.5878148       0.9162907       4.1743873
      quality_ch          120      21.1250000      10.4461907       2.5000000      65.0000000
      fish_use            120       0.5583333       0.4986677               0       1.0000000
      fishplus            120       0.0833333       0.2775443               0       1.0000000
      lnbase              120       3.4572005       0.8031738       1.6094379       4.3174881
      mail                120       0.4833333       0.5018174               0       1.0000000
      lump_sum            120       0.1333333       0.3413599               0       1.0000000
      non_reviewed        120       0.3166667       0.4671266               0       1.0000000
      median_WTP          120       0.0416667       0.2006642               0       1.0000000
      Index_Base_Low      120      39.7916667      20.3709902       5.0000000      75.0000000
      ƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒƒ
