Frequencies for spendl2yearsamb variable in dapstate2012 dataset :

  Ambulance |      Freq.     Percent        Cum.
------------+-----------------------------------
   590.4079 |          1        1.92        1.92
    634.148 |          1        1.92        3.85
   685.6918 |          1        1.92        5.77
    700.943 |          1        1.92        7.69
   706.7677 |          1        1.92        9.62
   739.4434 |          1        1.92       11.54
   769.5901 |          1        1.92       13.46
   802.9157 |          1        1.92       15.38
   818.3452 |          1        1.92       17.31
   857.0306 |          1        1.92       19.23
   872.9911 |          1        1.92       21.15
   878.0674 |          1        1.92       23.08
   938.7477 |          1        1.92       25.00
   1,027.31 |          1        1.92       26.92
   1,040.42 |          1        1.92       28.85
    1,053.6 |          1        1.92       30.77
   1,081.88 |          1        1.92       32.69
   1,110.72 |          1        1.92       34.62
   1,129.74 |          1        1.92       36.54
   1,131.36 |          1        1.92       38.46
    1,173.3 |          1        1.92       40.38
   1,188.47 |          1        1.92       42.31
   1,201.08 |          1        1.92       44.23
   1,250.66 |          1        1.92       46.15
    1,279.9 |          1        1.92       48.08
   1,298.89 |          1        1.92       50.00
   1,340.64 |          1        1.92       51.92
   1,362.71 |          1        1.92       53.85
   1,364.98 |          1        1.92       55.77
   1,376.17 |          1        1.92       57.69
    1,394.1 |          1        1.92       59.62
   1,409.08 |          1        1.92       61.54
    1,413.7 |          1        1.92       63.46
   1,417.03 |          1        1.92       65.38
   1,420.35 |          1        1.92       67.31
   1,422.27 |          1        1.92       69.23
   1,440.61 |          1        1.92       71.15
   1,545.62 |          1        1.92       73.08
   1,559.87 |          1        1.92       75.00
   1,574.67 |          1        1.92       76.92
   1,603.36 |          1        1.92       78.85
   1,644.39 |          1        1.92       80.77
   1,776.52 |          1        1.92       82.69
   1,797.94 |          1        1.92       84.62
   1,839.54 |          1        1.92       86.54
   1,863.36 |          1        1.92       88.46
    2,003.4 |          1        1.92       90.38
   2,043.13 |          1        1.92       92.31
   2,058.43 |          1        1.92       94.23
   2,083.36 |          1        1.92       96.15
    2,207.9 |          1        1.92       98.08
   2,476.68 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

by Jean Roth , jroth@nber.org , 14 Mar 2018