{"loc":"Jackson","year":1962,"nitro":0,"yield":46.5} {"loc":"Jackson","year":1962,"nitro":67,"yield":59} {"loc":"Jackson","year":1962,"nitro":134,"yield":71.9} {"loc":"Jackson","year":1962,"nitro":201,"yield":73.1} {"loc":"Jackson","year":1962,"nitro":268,"yield":74.5} {"loc":"Jackson","year":1962,"nitro":335,"yield":75.5} {"loc":"Jackson","year":1963,"nitro":0,"yield":29.3} {"loc":"Jackson","year":1963,"nitro":67,"yield":55.2} {"loc":"Jackson","year":1963,"nitro":134,"yield":77.3} {"loc":"Jackson","year":1963,"nitro":201,"yield":88} {"loc":"Jackson","year":1963,"nitro":268,"yield":89.4} {"loc":"Jackson","year":1963,"nitro":335,"yield":87} {"loc":"Jackson","year":1964,"nitro":0,"yield":28.8} {"loc":"Jackson","year":1964,"nitro":67,"yield":37.6} {"loc":"Jackson","year":1964,"nitro":134,"yield":55.2} {"loc":"Jackson","year":1964,"nitro":201,"yield":66.8} {"loc":"Jackson","year":1964,"nitro":268,"yield":67} {"loc":"Jackson","year":1964,"nitro":335,"yield":67.8} {"loc":"Jackson","year":1965,"nitro":0,"yield":25.8} {"loc":"Jackson","year":1965,"nitro":67,"yield":47.6} {"loc":"Jackson","year":1965,"nitro":134,"yield":60.5} {"loc":"Jackson","year":1965,"nitro":201,"yield":70.2} {"loc":"Jackson","year":1965,"nitro":268,"yield":68} {"loc":"Jackson","year":1965,"nitro":335,"yield":73} {"loc":"Jackson","year":1966,"nitro":0,"yield":23.4} {"loc":"Jackson","year":1966,"nitro":67,"yield":45.2} {"loc":"Jackson","year":1966,"nitro":134,"yield":53.3} {"loc":"Jackson","year":1966,"nitro":201,"yield":61.3} {"loc":"Jackson","year":1966,"nitro":268,"yield":57.6} {"loc":"Jackson","year":1966,"nitro":335,"yield":59.8} {"loc":"Knoxville","year":1962,"nitro":0,"yield":44.6} {"loc":"Knoxville","year":1962,"nitro":67,"yield":73} {"loc":"Knoxville","year":1962,"nitro":134,"yield":75.2} {"loc":"Knoxville","year":1962,"nitro":201,"yield":83.3} {"loc":"Knoxville","year":1962,"nitro":268,"yield":78.4} {"loc":"Knoxville","year":1962,"nitro":335,"yield":80.9} {"loc":"Knoxville","year":1963,"nitro":0,"yield":45.1} {"loc":"Knoxville","year":1963,"nitro":67,"yield":73.2} {"loc":"Knoxville","year":1963,"nitro":134,"yield":89.3} {"loc":"Knoxville","year":1963,"nitro":201,"yield":91.2} {"loc":"Knoxville","year":1963,"nitro":268,"yield":91.4} {"loc":"Knoxville","year":1963,"nitro":335,"yield":88} {"loc":"Knoxville","year":1964,"nitro":0,"yield":60.9} {"loc":"Knoxville","year":1964,"nitro":67,"yield":75.9} {"loc":"Knoxville","year":1964,"nitro":134,"yield":83.7} {"loc":"Knoxville","year":1964,"nitro":201,"yield":84.3} {"loc":"Knoxville","year":1964,"nitro":268,"yield":81.8} {"loc":"Knoxville","year":1964,"nitro":335,"yield":84.5} {"loc":"Knoxville","year":1965,"nitro":0,"yield":59.4} {"loc":"Knoxville","year":1965,"nitro":67,"yield":67.4} {"loc":"Knoxville","year":1965,"nitro":134,"yield":69.6} {"loc":"Knoxville","year":1965,"nitro":201,"yield":62.9} {"loc":"Knoxville","year":1965,"nitro":268,"yield":67} {"loc":"Knoxville","year":1965,"nitro":335,"yield":61.2} {"loc":"Knoxville","year":1966,"nitro":0,"yield":63} {"loc":"Knoxville","year":1966,"nitro":67,"yield":61.3} {"loc":"Knoxville","year":1966,"nitro":134,"yield":63.4} {"loc":"Knoxville","year":1966,"nitro":201,"yield":59.4} {"loc":"Knoxville","year":1966,"nitro":268,"yield":57.8} {"loc":"Knoxville","year":1966,"nitro":335,"yield":58.3}