Home/American Shipper/VPA box growth continues in April American Shipper VPA box growth continues in April FreightWaves Staff · Wednesday, May 15, 2013 Facebook Twitter Pinterest LinkedInThe port handled 179,370 TEUs for the month, an increase of 9,726 units compared with April 2012. Export TEUs tallied 96,261 and import TEUs were 83,109, an increase of 6.1 and 5.3 percent, respectively.