SINGAPORE - The value of securities traded on the Singapore Exchange (SGX) last month dipped again, after falling in May, but commodities volumes hit a record high.

Total securities traded in June came to $20.5 billion, a 37 per cent drop compared with the same period a year ago and down 12 per cent compared with the previous month, the SGX said on Thursday.

The average value of securities traded daily in June also fell 40 per cent compared with the year ago period to $978 million.

Market analysts had forecast that the onset of the World Cup, which began in Brazil on June 12 with games played in the wee hours here, could affect trading volumes.

Exchange Traded Funds (ETF) turnover was down 57 per cent at $2.3 billion last month from the previous year.

Bond listings in June, however, rose to 45, raising about $20.8 billion in all. That marked an increase of over 200 per cent compared with the year-ago period, and a 23 per cent rise from the previous month. The biggest bond listing was PT Pertamina's US$1.5 billion 30-year bond.

The SGX also said overall commodities volume hit a record high of 268,840 contracts, a 226 per cent increase from the previous year and up 6 per cent from the preceding month.

This was aided by record volumes of iron ore swaps, futures and options: a total of 222,448 contracts were cleared, up 126 per cent from a year ago and 4 per cent from May.

Rubber futures also boosted volumes. A record 40,679 contracts were traded in June, 54 per cent higher than in June last year and a 22 per cent hike from May.

Derivatives volumes, however, fell 20 per cent from a year ago to 8.6 million contracts, though this was a 6 per cent improvement compared with the previous month.

For the last 12 months from July 2013 to June 2014, the Straits Times Index gained 3 per cent to close at 3,255.67.

Stock market capitalisation increased 6 per cent to $1.022 trillion.