pre_text: Export sales from the U.S. during the years ended December 31, 2019, 2018 and 2017 were $531.8, $578.0 and $512.5, respectively. In the year ended December 31, 2019, these exports were shipped primarily to Asia (33%), Europe (24%), Canada (18%), Middle East (13%) and other (12%). Sales to customers outside the U.S. accounted for a significant portion of Roper’s revenues. Sales are attributed to geographic areas based upon the location where the product is ultimately shipped. Roper’s net revenues for the years ended December 31, 2019, 2018 and 2017 are shown below by region, except for Canada, which is presented separately as it is the only country in which Roper has had greater than 4% of total revenues for any of the three years presented:
table: Application Software Network Software & Systems Measurement & Analytical MeasurementSolutions Process Technologies Total
table: 2019
table: Canada $   41.0 $   71.1 $   81.4 $   28.9 $ 222.4
table: Europe 188.8 36.7 307.2 113.8 646.5
table: Asia 3.5 18.8 185.0 108.0 315.3
table: Middle East 8.6 37.5 13.1 44.4 103.6
table: Rest of the world 25.8 9.5 45.3 55.2 135.8
table: Total $ 267.7 $ 173.6 $ 632.0 $ 350.3 $ 1,423.6
table: 2018
table: Canada $   38.5 $   58.5 $   79.3 $   35.0 $    211.3
table: Europe 188.6 12.2 361.7 117.5 680.0
table: Asia 3.2 11.0 220.3 115.4 349.9
table: Middle East 4.7 48.6 14.4 34.4 102.1
table: Rest of the world 29.5 7.8 42.5 55.0 134.8
table: Total $  264.5 $  138.1 $  718.2 $  357.3 $  1,478.1
table: 2017
table: Canada $   26.6 $   52.9 $   72.9 $   34.7 $    187.1
table: Europe 176.5 11.0 310.6 98.1 596.2
table: Asia 2.4 7.3 205.9 109.8 325.4
table: Middle East 4.8 58.8 13.4 35.5 112.5
table: Rest of the world 23.2 6.1 42.0 48.7 120.0
table: Total $  233.5 $  136.1 $  644.8 $  326.8 $  1,341.2
question: Analyse this data from a financial earnings document. What is the ratio of net revenue from the Application Software segment to the Process Technologies segment in 2018?