[{
"type": "hist",
"xtitle": "Pressure, hPa",
"ytitle": "Number of Observation",
"color": ["#0000B4"],
"content": [
  {"name": "GPSMETAS (UCAR wet)", "data":[
    [1,null],
    [2,null],
    [3,null],
    [5,null],
    [7,null],
    [10,null],
    [20,null],
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    [125,573],
    [150,572],
    [175,572],
    [200,570],
    [225,566],
    [250,565],
    [300,563],
    [350,555],
    [400,551],
    [450,518],
    [500,483],
    [550,456],
    [600,434],
    [650,379],
    [700,299],
    [750,212],
    [775,174],
    [800,126],
    [825,91],
    [850,60],
    [875,43],
    [900,34],
    [925,24],
    [950,18],
    [975,11],
    [1000,null]
  ]}
  ]
}]