see Table S2 in the supplementary material
http://plosone.org/article/info:doi/10.1371/journal.pone.0011346#article1.body1.sec2.sec4.p2

According to the online database of the Indonesian Ministry of Marine Affairs and Fisheries, the amount of trepang production of South Sulawesi in the year 2004 was 1,052 metric tons, the highest value in the past two decades. Data for this year was not available at the time of writing.