New Delhi: Global venture capital transactions witnessed significant uptrend this year with deals worth $47 billion in the April-June quarter, says a report. The largest proportion of deal value came from Asia, which contributed 47 per cent to the deal value this year so far, the report by alternative investment research firm Preqin said. VC deal value bounced back during the first half of 2017, with a record-setting second quarter which saw aggregate deal value rising to $47 billion. As of July 2017, Asia accounted for 47 per cent of deal value for 2017 year-to-date the most of any region, as well as 31 per cent of all deals, it said.