Activity in Asian equity markets has totalled $3.9 billion through 18 deals so far this week, up from the $1.6 billion raised in the week prior, which brings year-to-date volume to $48.8 billion, down 21% on the record $61.4 billion raised last year, but still marks the third-highest year-to-date level on record behind 2010 ($58.3 billion).