RESEARCH METHODOLOGY
• FIGURE 4 BREAKDOWN OF PRIMARY INTERVIEWS : BY COMPANY TYPE , DESIGNATION , AND REGION
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• * Others include sales managers , marketing managers , and product managers . Tiers of companies are defined on the basis of their total revenue . As of 2013 , Tier 1 : > USD 2 billion , Tier 2 : USD 500 million to USD 2 billion , and Tier 3 : < USD 500 million .
2.2 MARKET BREAKDOWN AND DATA TRIANGULATION
• After arriving at the overall market size from the market size estimation process explained above , the total market was split into several segments and subsegments . To complete the overall market engineering process and arrive at the exact statistics for all the segments and subsegments , the data triangulation and market breakdown procedures were employed , wherever applicable . The data was triangulated by studying various factors and trends from both demand and supply sides . Along with this , the market was validated using both top-down and bottom-up approaches .
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